Multihandicapped children's center: statistical trends in population.
D000293:Adolescent; D001289:Attention Deficit Disorder with Hyperactivity; D001720:Birth Injuries; D002648:Child; D002653:Child Behavior Disorders; D002662:Child Health Services / Q000706:statistics & numerical data*; D002675:Child, Preschool; D003710:Demography; D006233:Persons with Disabilities; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature; D008607:Intellectual Disability; D012017:Referral and Consultation; D012959:Socioeconomic Factors