title: Congenitally absent permanent teeth among mongols and their sibs.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000848:Anodontia / Q000150:complications*; D001641:Bicuspid / Q000002:abnormalities; D002648:Child; D002674:Child, Institutionalized; D002675:Child, Preschool; D003481:Cuspid / Q000002:abnormalities; D004314:Down Syndrome / Q000150:complications* / Q000235:genetics; D005260:Female; D006801:Humans; D007180:Incisor / Q000002:abnormalities; D008297:Male; D008963:Molar / Q000002:abnormalities; D011862:Radiography, Panoramic; D012737:Sex Factors; D014071:Tooth Abnormalities / Q000235:genetics