title: [A case report of congenital defect of lower central incisors in identical twins (author's transl)].
mesh_terms: D000328:Adult; D000848:Anodontia / Q000235:genetics*; D005260:Female; D006801:Humans; D007180:Incisor / Q000002:abnormalities*; D011247:Pregnancy; D014427:Twins; D014430:Twins, Monozygotic