{"id":"https://openalex.org/W2083391802","doi":"https://doi.org/10.1213/01.ane.0000267543.39388.3e","title":"Predistention of the Epidural Space Before Catheter Insertion Reduces the Incidence of Intravascular Epidural Catheter Insertion","display_name":"Predistention of the Epidural Space Before Catheter Insertion Reduces the Incidence of Intravascular Epidural Catheter Insertion","publication_year":2007,"publication_date":"2007-07-17","ids":{"openalex":"https://openalex.org/W2083391802","doi":"https://doi.org/10.1213/01.ane.0000267543.39388.3e","mag":"2083391802","pmid":"https://pubmed.ncbi.nlm.nih.gov/17646506"},"language":"en","primary_location":{"id":"doi:10.1213/01.ane.0000267543.39388.3e","doi":"https://doi.org/10.1213/01.ane.0000267543.39388.3e","is_oa":false,"landing_page_url":"https://doi.org/10.1213/01.ane.0000267543.39388.3e","pdf_url":null,"source":{"id":"https://openalex.org/S104698359","display_name":"Anesthesia & Analgesia","issn_l":"0003-2999","issn":["0003-2999","1526-7598"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-2","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Anesthesia & Analgesia","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017756670","display_name":"Shmuel Evron","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I142740786","display_name":"University of Louisville","ror":"https://ror.org/01ckdn478","country_code":"US","type":"education","lineage":["https://openalex.org/I142740786"]},{"id":"https://openalex.org/I16391192","display_name":"Tel Aviv University","ror":"https://ror.org/04mhzgx49","country_code":"IL","type":"education","lineage":["https://openalex.org/I16391192"]},{"id":"https://openalex.org/I2800717019","display_name":"Wolfson Medical Center","ror":"https://ror.org/04ayype77","country_code":"IL","type":"healthcare","lineage":["https://openalex.org/I2800717019"]}],"countries":["IL","US"],"is_corresponding":true,"raw_author_name":"Shmuel Evron","raw_affiliation_strings":["Department of Anesthesia, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel","Outcomes Research Institute and Department of Anesthesiology and Perioperative Medicine, University of Louisville, Louisville, Kentucky"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesia, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel","institution_ids":["https://openalex.org/I16391192","https://openalex.org/I2800717019"]},{"raw_affiliation_string":"Outcomes Research Institute and Department of Anesthesiology and Perioperative Medicine, University of Louisville, Louisville, Kentucky","institution_ids":["https://openalex.org/I142740786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042667546","display_name":"Vladimir Gladkov","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I16391192","display_name":"Tel Aviv University","ror":"https://ror.org/04mhzgx49","country_code":"IL","type":"education","lineage":["https://openalex.org/I16391192"]},{"id":"https://openalex.org/I2800717019","display_name":"Wolfson Medical Center","ror":"https://ror.org/04ayype77","country_code":"IL","type":"healthcare","lineage":["https://openalex.org/I2800717019"]}],"countries":["IL"],"is_corresponding":true,"raw_author_name":"Vladimir Gladkov","raw_affiliation_strings":["Department of Anesthesia, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesia, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel","institution_ids":["https://openalex.org/I16391192","https://openalex.org/I2800717019"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042996287","display_name":"Daniel I. Sessler","orcid":"https://orcid.org/0000-0001-9932-3077","observed_orcids":["https://orcid.org/0000-0001-9932-3077"]},"institutions":[{"id":"https://openalex.org/I1316902750","display_name":"Cleveland Clinic","ror":"https://ror.org/03xjacd83","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1316902750"]},{"id":"https://openalex.org/I142740786","display_name":"University of Louisville","ror":"https://ror.org/01ckdn478","country_code":"US","type":"education","lineage":["https://openalex.org/I142740786"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daniel I. Sessler","raw_affiliation_strings":["Department of Outcomes Research, Cleveland Clinic, Cleveland, Ohio","Outcomes Research Institute and Department of Anesthesiology and Perioperative Medicine, University of Louisville, Louisville, Kentucky"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Outcomes Research, Cleveland Clinic, Cleveland, Ohio","institution_ids":["https://openalex.org/I1316902750"]},{"raw_affiliation_string":"Outcomes Research Institute and Department of Anesthesiology and Perioperative Medicine, University of Louisville, Louisville, Kentucky","institution_ids":["https://openalex.org/I142740786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033086216","display_name":"Vadim Khazin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I16391192","display_name":"Tel Aviv University","ror":"https://ror.org/04mhzgx49","country_code":"IL","type":"education","lineage":["https://openalex.org/I16391192"]},{"id":"https://openalex.org/I2800717019","display_name":"Wolfson Medical Center","ror":"https://ror.org/04ayype77","country_code":"IL","type":"healthcare","lineage":["https://openalex.org/I2800717019"]}],"countries":["IL"],"is_corresponding":true,"raw_author_name":"Vadim Khazin","raw_affiliation_strings":["Department of Anesthesia, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesia, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel","institution_ids":["https://openalex.org/I16391192","https://openalex.org/I2800717019"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058084162","display_name":"Oscar Sadan","orcid":"https://orcid.org/0000-0002-1969-6533","observed_orcids":["https://orcid.org/0000-0002-1969-6533"]},"institutions":[{"id":"https://openalex.org/I16391192","display_name":"Tel Aviv University","ror":"https://ror.org/04mhzgx49","country_code":"IL","type":"education","lineage":["https://openalex.org/I16391192"]},{"id":"https://openalex.org/I2800717019","display_name":"Wolfson Medical Center","ror":"https://ror.org/04ayype77","country_code":"IL","type":"healthcare","lineage":["https://openalex.org/I2800717019"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Oscar Sadan","raw_affiliation_strings":["Departments of Obstetrics and Gynecology and \u00b6Epidemiology, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departments of Obstetrics and Gynecology and \u00b6Epidemiology, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel","institution_ids":["https://openalex.org/I16391192","https://openalex.org/I2800717019"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000594292","display_name":"Mona Boaz","orcid":"https://orcid.org/0000-0002-3920-7549","observed_orcids":["https://orcid.org/0000-0002-3920-7549"]},"institutions":[{"id":"https://openalex.org/I2800717019","display_name":"Wolfson Medical Center","ror":"https://ror.org/04ayype77","country_code":"IL","type":"healthcare","lineage":["https://openalex.org/I2800717019"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Mona Boaz","raw_affiliation_strings":["Edith Wolfson Medical Center, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Edith Wolfson Medical Center, Israel","institution_ids":["https://openalex.org/I2800717019"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060902396","display_name":"Tiberiu Ezri","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I142740786","display_name":"University of Louisville","ror":"https://ror.org/01ckdn478","country_code":"US","type":"education","lineage":["https://openalex.org/I142740786"]},{"id":"https://openalex.org/I16391192","display_name":"Tel Aviv University","ror":"https://ror.org/04mhzgx49","country_code":"IL","type":"education","lineage":["https://openalex.org/I16391192"]},{"id":"https://openalex.org/I2800717019","display_name":"Wolfson Medical Center","ror":"https://ror.org/04ayype77","country_code":"IL","type":"healthcare","lineage":["https://openalex.org/I2800717019"]}],"countries":["IL","US"],"is_corresponding":true,"raw_author_name":"Tiberiu Ezri","raw_affiliation_strings":["Department of Anesthesia, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel","Outcomes Research Institute and Department of Anesthesiology and Perioperative Medicine, University of Louisville, Louisville, Kentucky"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesia, Edith Wolfson Medical Center, Holon and Sackler School of Medicine, Tel Aviv University, Israel","institution_ids":["https://openalex.org/I16391192","https://openalex.org/I2800717019"]},{"raw_affiliation_string":"Outcomes Research Institute and Department of Anesthesiology and Perioperative Medicine, University of Louisville, Louisville, Kentucky","institution_ids":["https://openalex.org/I142740786"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5017756670","https://openalex.org/A5033086216","https://openalex.org/A5042667546","https://openalex.org/A5060902396"],"corresponding_institution_ids":["https://openalex.org/I142740786","https://openalex.org/I16391192","https://openalex.org/I2800717019"],"apc_list":null,"apc_paid":null,"fwci":2.9889,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":{"value":0.90838429,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"105","issue":"2","first_page":"460","last_page":"464"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10189","display_name":"Anesthesia and Pain Management","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10189","display_name":"Anesthesia and Pain Management","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11199","display_name":"Pain Management and Opioid Use","score":0.0008999999845400453,"subfield":{"id":"https://openalex.org/subfields/2703","display_name":"Anesthesiology and Pain Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11840","display_name":"Pain Management and Treatment","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/2703","display_name":"Anesthesiology and Pain Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/epidural-catheter-placement","display_name":"epidural catheter placement","score":0.8389999866485596},{"id":"https://openalex.org/keywords/loss-of-resistance-technique","display_name":"loss of resistance technique","score":0.7839999794960022},{"id":"https://openalex.org/keywords/labor-analgesia","display_name":"labor analgesia","score":0.7590000033378601},{"id":"https://openalex.org/keywords/epidural-anesthesia","display_name":"epidural anesthesia","score":0.7429999709129333},{"id":"https://openalex.org/keywords/onset-of-analgesia","display_name":"onset of analgesia","score":0.8050000071525574}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9659826755523682},{"id":"https://openalex.org/C2781267111","wikidata":"https://www.wikidata.org/wiki/Q652297","display_name":"Catheter","level":2,"score":0.7761126756668091},{"id":"https://openalex.org/C2777657843","wikidata":"https://www.wikidata.org/wiki/Q3966104","display_name":"Epidural space","level":2,"score":0.76097172498703},{"id":"https://openalex.org/C42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","level":1,"score":0.6781177520751953},{"id":"https://openalex.org/C2780269707","wikidata":"https://www.wikidata.org/wiki/Q279504","display_name":"Ropivacaine","level":2,"score":0.6193031072616577},{"id":"https://openalex.org/C81182388","wikidata":"https://www.wikidata.org/wiki/Q353963","display_name":"Complication","level":2,"score":0.5847580432891846},{"id":"https://openalex.org/C2780149897","wikidata":"https://www.wikidata.org/wiki/Q216935","display_name":"Lidocaine","level":2,"score":0.5779669284820557},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.571703314781189},{"id":"https://openalex.org/C2777397205","wikidata":"https://www.wikidata.org/wiki/Q275792","display_name":"Saline","level":2,"score":0.5618741512298584},{"id":"https://openalex.org/C61511704","wikidata":"https://www.wikidata.org/wiki/Q1671857","display_name":"Incidence (geometry)","level":2,"score":0.41755929589271545},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002404","descriptor_name":"Catheterization","qualifier_ui":"Q000009","qualifier_name":"adverse effects","is_major_topic":false},{"descriptor_ui":"D002404","descriptor_name":"Catheterization","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D002408","descriptor_name":"Catheters, Indwelling","qualifier_ui":"Q000009","qualifier_name":"adverse effects","is_major_topic":true},{"descriptor_ui":"D004824","descriptor_name":"Epidural Space","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D005260","descriptor_name":"Female","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":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015360","descriptor_name":"Analgesia, Epidural","qualifier_ui":"Q000009","qualifier_name":"adverse effects","is_major_topic":true},{"descriptor_ui":"D015360","descriptor_name":"Analgesia, Epidural","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D015360","descriptor_name":"Analgesia, Epidural","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D015994","descriptor_name":"Incidence","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1213/01.ane.0000267543.39388.3e","doi":"https://doi.org/10.1213/01.ane.0000267543.39388.3e","is_oa":false,"landing_page_url":"https://doi.org/10.1213/01.ane.0000267543.39388.3e","pdf_url":null,"source":{"id":"https://openalex.org/S104698359","display_name":"Anesthesia & Analgesia","issn_l":"0003-2999","issn":["0003-2999","1526-7598"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-2","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Anesthesia & Analgesia","raw_type":"journal-article"},{"id":"pmid:17646506","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/17646506","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,"listed_in":[],"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":"Anesthesia and analgesia","raw_type":"Comparative Study"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9940000176429749,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Randomized Controlled Trial","id":"https://openalex.org/study-designs/randomized-controlled-trial"},{"display_name":"Clinical Trial","id":"https://openalex.org/study-designs/clinical-trial"}],"awards":[{"id":"https://openalex.org/G1394605991","display_name":null,"funder_award_id":"GM061655","funder_id":"https://openalex.org/F4320337354","funder_display_name":"National Institute of General Medical Sciences"},{"id":"https://openalex.org/G3106184739","display_name":"Nitrous Oxide and Wound Infections","funder_award_id":"R01GM061655","funder_id":"https://openalex.org/F4320337354","funder_display_name":"National Institute of General Medical Sciences"}],"funders":[{"id":"https://openalex.org/F4320337354","display_name":"National Institute of General Medical Sciences","ror":"https://ror.org/04q48ey07"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1514546731","https://openalex.org/W1556432401","https://openalex.org/W1906944107","https://openalex.org/W1969102909","https://openalex.org/W1986252645","https://openalex.org/W1990093525","https://openalex.org/W2037246949","https://openalex.org/W2041146718","https://openalex.org/W2048120937","https://openalex.org/W2050689458","https://openalex.org/W2059432590","https://openalex.org/W2065854428","https://openalex.org/W2070530751","https://openalex.org/W2085298760","https://openalex.org/W2100883552","https://openalex.org/W2120500623","https://openalex.org/W2172021322","https://openalex.org/W3039952183"],"related_works":["https://openalex.org/W2790036175","https://openalex.org/W1988728574","https://openalex.org/W1514546731","https://openalex.org/W2326162396","https://openalex.org/W2258126623","https://openalex.org/W2037246949","https://openalex.org/W153453488","https://openalex.org/W2077650974","https://openalex.org/W2078807785","https://openalex.org/W1974003931"],"abstract_inverted_index":{"BACKGROUND:":[0],"Accidental":[1],"cannulation":[2,210],"of":[3,20,33,50,66,99,102,131,156,178,192,207,214],"an":[4,62],"epidural":[5,13,35,40,63,89,109,194,201],"vein":[6],"is":[7],"a":[8,21,96],"common":[9],"complication":[10],"associated":[11],"with":[12,37,64,69,196],"anesthesia":[14],"or":[15,73],"analgesia.":[16],"On":[17],"the":[18,29,34,48,79,82,108,126,145,193,205,212],"basis":[19],"pilot":[22],"study":[23],"and":[24,46,129,172,183,211],"previous":[25],"reports,":[26],"we":[27],"tested":[28],"hypothesis":[30],"that":[31],"predistention":[32],"space":[36,195],"saline":[38,76,199],"before":[39,88,200],"catheterization":[41],"would":[42],"ease":[43],"catheter":[44,90,117,202],"insertion":[45,203],"decrease":[47],"incidence":[49,206],"this":[51,134],"complication.":[52],"METHODS:":[53],"Two-hundred-three":[54],"laboring":[55],"women":[56],"were":[57,113],"randomly":[58],"assigned":[59],"to":[60],"receive":[61],"loss":[65],"resistance":[67],"technique":[68],"2":[70,162],"mL":[71,75,101,198],"(nondistention)":[72],"5":[74,197],"(distention).":[77],"In":[78],"distention":[80,127],"group,":[81,128],"syringe":[83],"plunger":[84],"was":[85,105,158,186],"held":[86],"closed":[87],"insertion.":[91],"Then":[92],"in":[93,125,133,144,153],"both":[94],"groups,":[95],"test":[97],"dose":[98],"3":[100,167],"1.5%":[103],"lidocaine":[104],"injected":[106],"through":[107],"catheter.":[110],"RESULTS:":[111],"There":[112],"fewer":[114],"accidental":[115,208],"intravascular":[116],"placements":[118],"(2%":[119],"vs":[120,164],"16%,":[121],"P":[122,169],"=":[123,149,170],"0.0001)":[124,171],"91%":[130],"patients":[132],"group":[135,147],"did":[136],"not":[137,173],"have":[138],"any":[139],"unblocked":[140,215],"segments":[141],"versus":[142],"67%":[143],"nondistension":[146],"(P":[148],"0.0001).":[150],"The":[151,176],"difference":[152],"onset":[154],"time":[155],"analgesia":[157,179],"small":[159],"(5.0":[160],"+/-":[161,166],"min":[163],"6":[165],"min,":[168],"clinically":[174],"important.":[175],"quality":[177],"(visual":[180],"analog":[181],"scores":[182],"ropivacaine":[184],"consumption)":[185],"similar":[187],"between":[188],"groups.":[189],"CONCLUSIONS:":[190],"Distention":[191],"decreased":[204],"venous":[209],"number":[213],"segments.":[216]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":6}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}