Specialty hospitals: the changing times of children's hospitals.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003361:Cost Allocation / Q000639:trends; D006776:Hospitals, Pediatric / Q000191:economics / Q000639:trends*; D006782:Hospitals, Special / Q000639:trends*; D006801:Humans; D008484:Medicaid / Q000639:trends*; D009936:Organizational Innovation / Q000191:economics; D010044:Outpatient Clinics, Hospital / Q000706:statistics & numerical data; D014481:United States