Early loss of primary molars.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008310:Malocclusion / Q000209:etiology / Q000473:pathology; D008963:Molar / Q000601:surgery*; D014081:Tooth Extraction / Q000009:adverse effects*; D014085:Tooth Migration / Q000209:etiology / Q000473:pathology; D014094:Tooth, Deciduous / Q000601:surgery*