Variation in root length of the permanent maxillary central incisor.
D002648:Child; D003753:Dental Health Surveys; D005260:Female; D006801:Humans; D007180:Incisor / Q000002:abnormalities* / Q000033:anatomy & histology / Q000000981:diagnostic imaging; D008297:Male; D008437:Maxilla; D011859:Radiography; D012391:Root Resorption / Q000453:epidemiology; D012737:Sex Factors; D013548:Sweden; D014071:Tooth Abnormalities / Q000453:epidemiology*; D014092:Tooth Root / Q000002:abnormalities* / Q000033:anatomy & histology / Q000000981:diagnostic imaging; D014096:Tooth, Supernumerary / Q000453:epidemiology; D044465:White People