{"id":"https://openalex.org/W2015200057","doi":"https://doi.org/10.1111/j.1532-849x.2008.00305.x","title":"Fracture Strength and Fatigue Resistance of All\u2010Ceramic Molar Crowns Manufactured with CAD/CAM Technology","display_name":"Fracture Strength and Fatigue Resistance of All\u2010Ceramic Molar Crowns Manufactured with CAD/CAM Technology","publication_year":2008,"publication_date":"2008-03-18","ids":{"openalex":"https://openalex.org/W2015200057","doi":"https://doi.org/10.1111/j.1532-849x.2008.00305.x","mag":"2015200057","pmid":"https://pubmed.ncbi.nlm.nih.gov/18355164"},"language":"en","primary_location":{"id":"doi:10.1111/j.1532-849x.2008.00305.x","doi":"https://doi.org/10.1111/j.1532-849x.2008.00305.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1532-849x.2008.00305.x","pdf_url":null,"source":{"id":"https://openalex.org/S61661","display_name":"Journal of Prosthodontics","issn_l":"1059-941X","issn":["1059-941X","1532-849X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Prosthodontics","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5103003640","display_name":"Mohammed Zahran","orcid":"https://orcid.org/0000-0003-2599-1552","observed_orcids":["https://orcid.org/0000-0003-2599-1552"]},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Mohammed Zahran","raw_affiliation_strings":["Department of Prosthodontics, Faculty of Dentistry, University of Toronto, Toronto, ON, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Prosthodontics, Faculty of Dentistry, University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069059188","display_name":"Omar M El-Mowafy","orcid":"https://orcid.org/0000-0002-3301-3911","observed_orcids":["https://orcid.org/0000-0002-3301-3911"]},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Omar El\u2010Mowafy","raw_affiliation_strings":["Professor, Department of Restorative Dentistry, Faculty of Dentistry, University of Toronto, Toronto, ON, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Professor, Department of Restorative Dentistry, Faculty of Dentistry, University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024138278","display_name":"Laura E. Tam","orcid":"https://orcid.org/0000-0002-4670-6952","observed_orcids":["https://orcid.org/0000-0002-4670-6952"]},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Laura Tam","raw_affiliation_strings":["Associate Professor, Department of Restorative Dentistry, Faculty of Dentistry, University of Toronto, ON, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Associate Professor, Department of Restorative Dentistry, Faculty of Dentistry, University of Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088264393","display_name":"Philip Watson","orcid":"https://orcid.org/0000-0002-0309-5450","observed_orcids":["https://orcid.org/0000-0002-0309-5450"]},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Philip A. Watson","raw_affiliation_strings":["Professor and Head, Department of Biomaterials, Faculty of Dentistry, University of Toronto, ON, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Professor and Head, Department of Biomaterials, Faculty of Dentistry, University of Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029356075","display_name":"Yoav Finer","orcid":"https://orcid.org/0000-0002-1707-2698","observed_orcids":["https://orcid.org/0000-0002-1707-2698"]},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Yoav Finer","raw_affiliation_strings":["Assistant Professor, Department of Biomaterials, Faculty of Dentistry, and Institute of Biomaterials and Biomedical Engineering, University of Toronto, Toronto, ON, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Assistant Professor, Department of Biomaterials, Faculty of Dentistry, and Institute of Biomaterials and Biomedical Engineering, University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I185261750"],"apc_list":{"value":4100,"currency":"USD","value_usd":4100},"apc_paid":null,"fwci":12.4132,"has_fulltext":false,"cited_by_count":162,"citation_normalized_percentile":{"value":0.99381887,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"17","issue":"5","first_page":"370","last_page":"377"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10113","display_name":"Dental materials and restorations","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3500","display_name":"General Dentistry"},"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/T10113","display_name":"Dental materials and restorations","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3500","display_name":"General Dentistry"},"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/T10536","display_name":"Endodontics and Root Canal Treatments","score":0.0,"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/T10359","display_name":"Dental Implant Techniques and Outcomes","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/all-ceramic-crowns","display_name":"all-ceramic crowns","score":0.9890000224113464},{"id":"https://openalex.org/keywords/molar-crowns","display_name":"molar crowns","score":0.906000018119812},{"id":"https://openalex.org/keywords/fracture-strength","display_name":"fracture strength","score":0.8650000095367432},{"id":"https://openalex.org/keywords/fatigue-resistance","display_name":"fatigue resistance","score":0.9829999804496765},{"id":"https://openalex.org/keywords/yttria-stabilized-zirconia","display_name":"yttria-stabilized zirconia","score":0.925000011920929},{"id":"https://openalex.org/keywords/feldspathic-porcelain","display_name":"feldspathic porcelain","score":0.8989999890327454},{"id":"https://openalex.org/keywords/cad-cam-crowns","display_name":"CAD/CAM crowns","score":0.8140000104904175},{"id":"https://openalex.org/keywords/fracture-load","display_name":"fracture load","score":0.5509999990463257},{"id":"https://openalex.org/keywords/posterior-restorations","display_name":"posterior restorations","score":0.49000000953674316}],"concepts":[{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.8331494331359863},{"id":"https://openalex.org/C2778400979","wikidata":"https://www.wikidata.org/wiki/Q143720","display_name":"Crown (dentistry)","level":2,"score":0.7194668054580688},{"id":"https://openalex.org/C180478085","wikidata":"https://www.wikidata.org/wiki/Q1973366","display_name":"Universal testing machine","level":3,"score":0.6557165384292603},{"id":"https://openalex.org/C134132462","wikidata":"https://www.wikidata.org/wiki/Q45621","display_name":"Ceramic","level":2,"score":0.5490971207618713},{"id":"https://openalex.org/C2779203111","wikidata":"https://www.wikidata.org/wiki/Q36200","display_name":"Zirconium dioxide","level":2,"score":0.5487929582595825},{"id":"https://openalex.org/C43369102","wikidata":"https://www.wikidata.org/wiki/Q2307625","display_name":"Fracture (geology)","level":2,"score":0.5044385194778442},{"id":"https://openalex.org/C123609680","wikidata":"https://www.wikidata.org/wiki/Q225666","display_name":"Cubic zirconia","level":3,"score":0.49600228667259216},{"id":"https://openalex.org/C2993199152","wikidata":"https://www.wikidata.org/wiki/Q36200","display_name":"Zirconium oxide","level":3,"score":0.48840707540512085},{"id":"https://openalex.org/C178405089","wikidata":"https://www.wikidata.org/wiki/Q857201","display_name":"Flexural strength","level":2,"score":0.48500773310661316},{"id":"https://openalex.org/C202271784","wikidata":"https://www.wikidata.org/wiki/Q189218","display_name":"Molar","level":2,"score":0.4703550338745117},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.4666205644607544},{"id":"https://openalex.org/C534791751","wikidata":"https://www.wikidata.org/wiki/Q1038","display_name":"Zirconium","level":2,"score":0.43211978673934937},{"id":"https://openalex.org/C199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","level":1,"score":0.38500744104385376},{"id":"https://openalex.org/C2779851234","wikidata":"https://www.wikidata.org/wiki/Q50690","display_name":"Oxide","level":2,"score":0.16131728887557983},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.13956210017204285},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.09628397226333618},{"id":"https://openalex.org/C112950240","wikidata":"https://www.wikidata.org/wiki/Q76005","display_name":"Ultimate tensile strength","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000538","descriptor_name":"Aluminum Silicates","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002484","descriptor_name":"Cementation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003442","descriptor_name":"Crowns","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D003776","descriptor_name":"Dental Porcelain","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D003799","descriptor_name":"Dental Stress Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003801","descriptor_name":"Dental Veneers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004548","descriptor_name":"Elasticity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008422","descriptor_name":"Materials Testing","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008963","descriptor_name":"Molar","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011897","descriptor_name":"Random Allocation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015019","descriptor_name":"Yttrium","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015040","descriptor_name":"Zirconium","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016009","descriptor_name":"Chi-Square Distribution","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017076","descriptor_name":"Computer-Aided Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D017267","descriptor_name":"Dental Prosthesis Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D017680","descriptor_name":"Potassium Compounds","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D018583","descriptor_name":"Pliability","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019245","descriptor_name":"Compressive Strength","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019279","descriptor_name":"Resin Cements","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1111/j.1532-849x.2008.00305.x","doi":"https://doi.org/10.1111/j.1532-849x.2008.00305.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1532-849x.2008.00305.x","pdf_url":null,"source":{"id":"https://openalex.org/S61661","display_name":"Journal of Prosthodontics","issn_l":"1059-941X","issn":["1059-941X","1532-849X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Prosthodontics","raw_type":"journal-article"},{"id":"pmid:18355164","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/18355164","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":"Journal of prosthodontics : official journal of the American College of Prosthodontists","raw_type":"Comparative Study"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6240000128746033,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":49,"referenced_works":["https://openalex.org/W59287727","https://openalex.org/W88342367","https://openalex.org/W152303053","https://openalex.org/W156275621","https://openalex.org/W189173890","https://openalex.org/W274416745","https://openalex.org/W416606767","https://openalex.org/W606721766","https://openalex.org/W1582171487","https://openalex.org/W1960219760","https://openalex.org/W1972615372","https://openalex.org/W1973599027","https://openalex.org/W1975443624","https://openalex.org/W1978562416","https://openalex.org/W1979055634","https://openalex.org/W1998453506","https://openalex.org/W2019304476","https://openalex.org/W2023149757","https://openalex.org/W2027080350","https://openalex.org/W2028272252","https://openalex.org/W2035982682","https://openalex.org/W2037858364","https://openalex.org/W2046540849","https://openalex.org/W2046939136","https://openalex.org/W2052893121","https://openalex.org/W2057069353","https://openalex.org/W2070686029","https://openalex.org/W2072808674","https://openalex.org/W2077143440","https://openalex.org/W2085732349","https://openalex.org/W2094965075","https://openalex.org/W2095478683","https://openalex.org/W2102039054","https://openalex.org/W2103301855","https://openalex.org/W2104904270","https://openalex.org/W2114338223","https://openalex.org/W2119232336","https://openalex.org/W2120999486","https://openalex.org/W2125862839","https://openalex.org/W2136655589","https://openalex.org/W2167535120","https://openalex.org/W2235886514","https://openalex.org/W2244352858","https://openalex.org/W2289955316","https://openalex.org/W2406682810","https://openalex.org/W2413386195","https://openalex.org/W2413482274","https://openalex.org/W2438752368","https://openalex.org/W4296667165"],"related_works":["https://openalex.org/W7132970398","https://openalex.org/W2073580569","https://openalex.org/W4255447344","https://openalex.org/W4256570679","https://openalex.org/W96942994","https://openalex.org/W2207987467","https://openalex.org/W4318763474","https://openalex.org/W1923578744","https://openalex.org/W46795125","https://openalex.org/W2411068057"],"abstract_inverted_index":{"PURPOSE:":[0],"All-ceramic":[1],"crowns":[2,25,51,86,119,133,152,204,213,261,273,278,291],"are":[3],"subject":[4],"to":[5,26,38,66,122,139,158,276,294],"fracture":[6,28,40,159,241,250],"during":[7,195,230],"function,":[8],"especially":[9],"in":[10,134,143,239,254,279,296,302],"the":[11,80,188,192,196,221,227,231,244,280,289,297,303],"posterior":[12],"area.":[13],"The":[14,32,105,149,269,283],"use":[15],"of":[16,34,45,79,164,191,271,288],"yttrium-stabilized":[17],"zirconium-oxide":[18,47,93],"ceramic":[19,116],"as":[20],"a":[21,114,144,161,184],"substructure":[22],"for":[23,259,265],"all-ceramic":[24,50,69,85],"improve":[27],"resistance":[29,44],"is":[30],"unproven.":[31],"aim":[33],"this":[35],"study":[36],"was":[37,64,183,235,274],"compare":[39],"strength":[41],"and":[42,48,91,110,174,262,286],"fatigue":[43,141,197,232,281],"new":[46],"feldspathic":[49,84],"made":[52,78,100],"with":[53,113],"computer-aided":[54],"design/computer-aided":[55],"manufacturing":[56],"(CAD/CAM).":[57],"MATERIALS":[58],"AND":[59],"METHODS:":[60],"An":[61],"ivorine":[62],"molar":[63],"prepared":[65,81],"receive":[67],"an":[68],"crown.":[70],"Using":[71],"epoxy":[72],"resin,":[73],"40":[74],"replication":[75],"dies":[76,125],"were":[77,99,108,120,137,156,168,292],"tooth.":[82],"Twenty":[83],"(Vita":[87],"Mark":[88],"II)":[89],"(VMII)":[90],"20":[92],"crown":[94,223],"copings":[95,107],"(In-Ceram":[96],"YZ)":[97],"(YZ)":[98],"using":[101,126,171],"CAD/CAM":[102],"technique":[103],"(CEREC-3D).":[104],"YZ":[106,212,222,260,277,290,298],"sintered":[109],"veneered":[111],"manually":[112],"fine-particle":[115],"(VM9).":[117],"All":[118,202,220],"cemented":[121],"their":[123],"respective":[124],"resin":[127],"cement":[128],"(Panavia":[129],"F":[130],"2.0).":[131],"Ten":[132],"each":[135,154],"group":[136,155],"subjected":[138],"compressive":[140],"loading":[142],"universal":[145],"testing":[146],"machine":[147],"(instron).":[148],"other":[150],"ten":[151],"from":[153],"loaded":[157],"at":[160,178],"crosshead":[162],"speed":[163],"1":[165],"mm/min.":[166],"Data":[167],"statistically":[169],"analyzed":[170],"independent":[172],"t-test":[173],"Fisher's":[175],"exact":[176],"test":[177,198],"alpha=":[179],"0.05.":[180],"RESULTS:":[181],"There":[182,234],"significant":[185,237],"difference":[186,238],"between":[187,243],"survival":[189],"rates":[190],"two":[193,245],"materials":[194,246],"(p":[199],"<":[200],"0.001).":[201],"VMII":[203,266,272],"survived":[205],"without":[206],"any":[207],"crack":[208],"formation,":[209],"while":[210],"all":[211],"fractured":[214],"(40%)":[215],"or":[216,301],"developed":[217],"cracks":[218,287],"(60%).":[219],"fractures":[224,285],"occurred":[225],"within":[226],"veneering":[228],"layer":[229,300],"test.":[233,282],"no":[236],"mean":[240],"load":[242],"(p=":[247],"0.268).":[248],"Mean":[249],"loads":[251],"(standard":[252],"deviation)":[253],"N":[255],"were:":[256],"1459":[257],"(492)":[258],"1272":[263],"(109)":[264],"crowns.":[267],"CONCLUSIONS:":[268],"performance":[270],"superior":[275],"premature":[284],"attributed":[293],"weakness":[295],"veneer":[299],"core/veneer":[304],"bond.":[305]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":10},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":17},{"year":2017,"cited_by_count":17},{"year":2016,"cited_by_count":17},{"year":2015,"cited_by_count":11},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":14},{"year":2012,"cited_by_count":5}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
