The mental health of siblings of congenitally abnormal children.
D001722:Birth Order; D002648:Child; D002653:Child Behavior Disorders / Q000453:epidemiology*; D002654:Child Care; D002971:Cleft Lip / Q000235:genetics / Q000601:surgery; D002972:Cleft Palate / Q000235:genetics / Q000601:surgery; D004314:Down Syndrome / Q000235:genetics*; D005191:Family Characteristics; D006798:Housing; D006801:Humans; D010290:Parents; D013518:Surgery, Plastic; D013663:Teaching