Submerged deciduous molars and congenital absence of premolars.
D000848:Anodontia / Q000453:epidemiology*; D001641:Bicuspid; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008963:Molar; D014083:Tooth Germ; D014097:Tooth, Unerupted