{"id":"https://openalex.org/W1965760389","doi":"https://doi.org/10.1186/1471-2342-12-18","title":"Cone-beam computed tomography study of root and canal morphology of mandibular premolars in a western Chinese population","display_name":"Cone-beam computed tomography study of root and canal morphology of mandibular premolars in a western Chinese population","publication_year":2012,"publication_date":"2012-07-20","ids":{"openalex":"https://openalex.org/W1965760389","doi":"https://doi.org/10.1186/1471-2342-12-18","mag":"1965760389","pmid":"https://pubmed.ncbi.nlm.nih.gov/22817397"},"language":"en","primary_location":{"id":"doi:10.1186/1471-2342-12-18","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1471-2342-12-18","pdf_url":"https://bmcmedimaging.biomedcentral.com/counter/pdf/10.1186/1471-2342-12-18","source":{"id":"https://openalex.org/S6505649","display_name":"BMC Medical Imaging","issn_l":"1471-2342","issn":["1471-2342"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Imaging","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://bmcmedimaging.biomedcentral.com/counter/pdf/10.1186/1471-2342-12-18","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5113658427","display_name":"Xuan Yu","orcid":null},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]},{"id":"https://openalex.org/I4391768043","display_name":"State Key Laboratory of Oral Diseases","ror":"https://ror.org/00pvqk557","country_code":null,"type":"facility","lineage":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuan Yu","raw_affiliation_strings":["State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, PR China","State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, PR China","institution_ids":["https://openalex.org/I24185976"]},{"raw_affiliation_string":"State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China","institution_ids":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101559855","display_name":"Bin Guo","orcid":"https://orcid.org/0000-0001-5278-0182"},"institutions":[{"id":"https://openalex.org/I2802939634","display_name":"Chinese PLA General Hospital","ror":"https://ror.org/04gw3ra78","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2802939634"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Guo","raw_affiliation_strings":["Institute of Stomatology of Chinese PLA General Hospital, Beijing, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Stomatology of Chinese PLA General Hospital, Beijing, P.R. China","institution_ids":["https://openalex.org/I2802939634"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015106289","display_name":"Ke-Zeng Li","orcid":null},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]},{"id":"https://openalex.org/I4391768043","display_name":"State Key Laboratory of Oral Diseases","ror":"https://ror.org/00pvqk557","country_code":null,"type":"facility","lineage":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ke-Zeng Li","raw_affiliation_strings":["State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China","institution_ids":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103498296","display_name":"Ru Zhang","orcid":"https://orcid.org/0009-0001-2998-8724"},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]},{"id":"https://openalex.org/I4391768043","display_name":"State Key Laboratory of Oral Diseases","ror":"https://ror.org/00pvqk557","country_code":null,"type":"facility","lineage":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ru Zhang","raw_affiliation_strings":["State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China","institution_ids":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101698600","display_name":"Yuanyuan Tian","orcid":"https://orcid.org/0000-0003-1739-3579"},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]},{"id":"https://openalex.org/I4391768043","display_name":"State Key Laboratory of Oral Diseases","ror":"https://ror.org/00pvqk557","country_code":null,"type":"facility","lineage":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan-Yuan Tian","raw_affiliation_strings":["State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China","institution_ids":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036176166","display_name":"Wang Hu","orcid":"https://orcid.org/0000-0001-9911-1787"},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hu Wang","raw_affiliation_strings":["Department of Radiology, West China School of Stomatology, Sichuan University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, West China School of Stomatology, Sichuan University, Chengdu, China","institution_ids":["https://openalex.org/I24185976"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053415156","display_name":"Tao Hu","orcid":"https://orcid.org/0000-0002-0418-1246"},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]},{"id":"https://openalex.org/I4391768043","display_name":"State Key Laboratory of Oral Diseases","ror":"https://ror.org/00pvqk557","country_code":null,"type":"facility","lineage":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Hu DDS","raw_affiliation_strings":["State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Oral Diseases, Departments of Operative Dentistry and Endodontics, West China School of Stomatology, Sichuan University, Chengdu, P.R. China","institution_ids":["https://openalex.org/I24185976","https://openalex.org/I4391768043"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5036176166"],"corresponding_institution_ids":["https://openalex.org/I24185976"],"apc_list":{"value":1690,"currency":"GBP","value_usd":2890},"apc_paid":{"value":1690,"currency":"GBP","value_usd":2890},"fwci":6.3199,"has_fulltext":true,"cited_by_count":138,"citation_normalized_percentile":{"value":0.96740834,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"12","issue":"1","first_page":"18","last_page":"18"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10536","display_name":"Endodontics and Root Canal Treatments","score":0.9914000034332275,"subfield":{"id":"https://openalex.org/subfields/3504","display_name":"Oral Surgery"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10536","display_name":"Endodontics and Root Canal Treatments","score":0.9914000034332275,"subfield":{"id":"https://openalex.org/subfields/3504","display_name":"Oral Surgery"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11363","display_name":"Dental Radiography and Imaging","score":0.003100000089034438,"subfield":{"id":"https://openalex.org/subfields/3504","display_name":"Oral Surgery"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10113","display_name":"Dental materials and restorations","score":0.0010000000474974513,"subfield":{"id":"https://openalex.org/subfields/3505","display_name":"Orthodontics"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cone-beam-computed-tomography","display_name":"Cone beam computed tomography","score":0.7101476192474365},{"id":"https://openalex.org/keywords/orthodontics","display_name":"Orthodontics","score":0.6203916668891907},{"id":"https://openalex.org/keywords/dentistry","display_name":"Dentistry","score":0.6009753346443176},{"id":"https://openalex.org/keywords/root-canal","display_name":"Root canal","score":0.5982422828674316},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.5695082545280457},{"id":"https://openalex.org/keywords/chinese-population","display_name":"Chinese population","score":0.5252342224121094},{"id":"https://openalex.org/keywords/radiography","display_name":"Radiography","score":0.5227956175804138},{"id":"https://openalex.org/keywords/mandibular-canal","display_name":"Mandibular canal","score":0.5019960403442383},{"id":"https://openalex.org/keywords/population","display_name":"Population","score":0.4721648395061493},{"id":"https://openalex.org/keywords/mandible","display_name":"Mandible (arthropod mouthpart)","score":0.4452027976512909},{"id":"https://openalex.org/keywords/computed-tomography","display_name":"Computed tomography","score":0.4003841280937195},{"id":"https://openalex.org/keywords/molar","display_name":"Molar","score":0.24494493007659912},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.10553973913192749},{"id":"https://openalex.org/keywords/radiology","display_name":"Radiology","score":0.056509047746658325}],"concepts":[{"id":"https://openalex.org/C2779813781","wikidata":"https://www.wikidata.org/wiki/Q1224951","display_name":"Cone beam computed tomography","level":3,"score":0.7101476192474365},{"id":"https://openalex.org/C29694066","wikidata":"https://www.wikidata.org/wiki/Q118301","display_name":"Orthodontics","level":1,"score":0.6203916668891907},{"id":"https://openalex.org/C199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","level":1,"score":0.6009753346443176},{"id":"https://openalex.org/C2779747767","wikidata":"https://www.wikidata.org/wiki/Q848390","display_name":"Root canal","level":2,"score":0.5982422828674316},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.5695082545280457},{"id":"https://openalex.org/C3020640247","wikidata":"https://www.wikidata.org/wiki/Q1981379","display_name":"Chinese population","level":4,"score":0.5252342224121094},{"id":"https://openalex.org/C36454342","wikidata":"https://www.wikidata.org/wiki/Q245341","display_name":"Radiography","level":2,"score":0.5227956175804138},{"id":"https://openalex.org/C2777760171","wikidata":"https://www.wikidata.org/wiki/Q1032740","display_name":"Mandibular canal","level":3,"score":0.5019960403442383},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.4721648395061493},{"id":"https://openalex.org/C2779767645","wikidata":"https://www.wikidata.org/wiki/Q5281607","display_name":"Mandible (arthropod mouthpart)","level":3,"score":0.4452027976512909},{"id":"https://openalex.org/C544519230","wikidata":"https://www.wikidata.org/wiki/Q32566","display_name":"Computed tomography","level":2,"score":0.4003841280937195},{"id":"https://openalex.org/C202271784","wikidata":"https://www.wikidata.org/wiki/Q189218","display_name":"Molar","level":2,"score":0.24494493007659912},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.10553973913192749},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.056509047746658325},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C135763542","wikidata":"https://www.wikidata.org/wiki/Q106016","display_name":"Genotype","level":3,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C157369684","wikidata":"https://www.wikidata.org/wiki/Q34740","display_name":"Genus","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D001641","descriptor_name":"Bicuspid","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001641","descriptor_name":"Bicuspid","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001641","descriptor_name":"Bicuspid","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D002681","descriptor_name":"China","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D002681","descriptor_name":"China","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D002681","descriptor_name":"China","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D003786","descriptor_name":"Dental Pulp Cavity","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D003786","descriptor_name":"Dental Pulp Cavity","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D003786","descriptor_name":"Dental Pulp Cavity","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008334","descriptor_name":"Mandible","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D008334","descriptor_name":"Mandible","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D008334","descriptor_name":"Mandible","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014092","descriptor_name":"Tooth Root","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D014092","descriptor_name":"Tooth Root","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D014092","descriptor_name":"Tooth Root","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D054893","descriptor_name":"Cone-Beam Computed Tomography","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D054893","descriptor_name":"Cone-Beam Computed Tomography","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D054893","descriptor_name":"Cone-Beam Computed Tomography","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.1186/1471-2342-12-18","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1471-2342-12-18","pdf_url":"https://bmcmedimaging.biomedcentral.com/counter/pdf/10.1186/1471-2342-12-18","source":{"id":"https://openalex.org/S6505649","display_name":"BMC Medical Imaging","issn_l":"1471-2342","issn":["1471-2342"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Imaging","raw_type":"journal-article"},{"id":"pmid:22817397","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/22817397","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC medical imaging","raw_type":null},{"id":"pmh:oai:doaj.org/article:960f024034604e01a824f982f2d40d87","is_oa":true,"landing_page_url":"https://doaj.org/article/960f024034604e01a824f982f2d40d87","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"BMC Medical Imaging, Vol 12, Iss 1, p 18 (2012)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:2417481","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3412166","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"}],"best_oa_location":{"id":"doi:10.1186/1471-2342-12-18","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1471-2342-12-18","pdf_url":"https://bmcmedimaging.biomedcentral.com/counter/pdf/10.1186/1471-2342-12-18","source":{"id":"https://openalex.org/S6505649","display_name":"BMC Medical Imaging","issn_l":"1471-2342","issn":["1471-2342"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Imaging","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1965760389.pdf","grobid_xml":"https://content.openalex.org/works/W1965760389.grobid-xml"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W1489381951","https://openalex.org/W1541169951","https://openalex.org/W1798007554","https://openalex.org/W1820282915","https://openalex.org/W1967675392","https://openalex.org/W2002867490","https://openalex.org/W2007317251","https://openalex.org/W2008518193","https://openalex.org/W2026872019","https://openalex.org/W2032242755","https://openalex.org/W2034684583","https://openalex.org/W2046859381","https://openalex.org/W2047143243","https://openalex.org/W2063462668","https://openalex.org/W2065217532","https://openalex.org/W2068791121","https://openalex.org/W2070749783","https://openalex.org/W2072151646","https://openalex.org/W2079806702","https://openalex.org/W2081660692","https://openalex.org/W2120522406","https://openalex.org/W2125936166","https://openalex.org/W2134647418","https://openalex.org/W2142770959","https://openalex.org/W2147171274","https://openalex.org/W2162056346","https://openalex.org/W2170376128","https://openalex.org/W2327355245","https://openalex.org/W4248713153","https://openalex.org/W4293763033"],"related_works":["https://openalex.org/W2726536148","https://openalex.org/W2003803477","https://openalex.org/W2039350400","https://openalex.org/W2222259211","https://openalex.org/W3119573673","https://openalex.org/W2738403267","https://openalex.org/W2416124644","https://openalex.org/W2739870402","https://openalex.org/W4289745486","https://openalex.org/W2598591952"],"abstract_inverted_index":{"BACKGROUND:":[0],"Traditional":[1],"radiography":[2],"is":[3],"limited":[4],"in":[5,55,163,183,198,208],"its":[6],"ability":[7],"to":[8,36,45,91],"give":[9],"reliable":[10],"information":[11],"on":[12],"the":[13,47,193,209],"number":[14,82],"and":[15,49,75,85,87,109,122,145,172],"morphology":[16,51],"of":[17,22,41,52,83,102,129,152,160,169,180,211],"root":[18,48,108],"canals.":[19,126,149],"The":[20,39,64,79,97,127,150,158],"application":[21],"cone-beam":[23],"computed":[24],"tomography":[25],"(CBCT)":[26],"provides":[27],"a":[28,34,56,177],"non-invasive":[29],"three-dimensional":[30],"confirmatory":[31],"diagnosis":[32],"as":[33],"complement":[35],"conventional":[37],"radiography.":[38],"aim":[40],"this":[42,184],"study":[43],"was":[44,132,155,167],"evaluate":[46],"canal":[50,88,144,181,189,216],"mandibular":[53,72,103,135,164,173,201,212],"premolars":[54,74,105,137,166,175,213],"western":[57,185],"Chinese":[58,186],"population":[59],"using":[60],"CBCT":[61,68,203],"scanning.":[62],"METHODS:":[63],"sample":[65],"included":[66],"149":[67],"images":[69],"comprising":[70],"178":[71,76],"first":[73,104,165],"second":[77,136,174],"premolars.":[78,202],"tooth":[80],"position,":[81],"roots":[84],"canals,":[86],"configuration":[89],"according":[90],"Vertucci's":[92],"classification":[93],"were":[94],"recorded.":[95],"RESULTS:":[96],"results":[98],"showed":[99],"that":[100],"98%":[101],"had":[106,111,115,119,124,138,142,147,176],"one":[107,116,139,143],"2%":[110],"two":[112,120,148],"roots;":[113],"87.1%":[114],"canal,":[117],"11.2%":[118],"canals":[121,131,154,162],"0.6%":[123],"three":[125],"prevalence":[128,151,159],"C-shaped":[130,153],"1.1%.":[133],"All":[134],"root;":[140],"97.2%":[141],"2.2%":[146],"0.6%.":[156],"CONCLUSIONS:":[157],"multiple":[161],"mainly":[168],"Type":[170],"V,":[171],"low":[178],"rate":[179],"variation":[182],"population.":[187],"Root":[188],"bifurcation":[190],"occurred":[191],"at":[192],"middle":[194],"or":[195],"apical":[196],"third":[197],"most":[199],"bicanal":[200],"scanning":[204],"can":[205],"be":[206],"used":[207],"management":[210],"with":[214],"complex":[215],"morphology.":[217]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":11},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":13},{"year":2021,"cited_by_count":14},{"year":2020,"cited_by_count":14},{"year":2019,"cited_by_count":9},{"year":2018,"cited_by_count":12},{"year":2017,"cited_by_count":12},{"year":2016,"cited_by_count":11},{"year":2015,"cited_by_count":10},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
