title: Variations in pediatric hospitalization rates: why do they occur?
authors.affiliation: Massachusetts General Hospital and Harvard Medical School, Boston.
authors.forename: J M
authors.initials: JM
authors.lastname: Perrin
mesh_terms: D015746:Abdominal Pain / Q000453:epidemiology; D000293:Adolescent; D001249:Asthma / Q000453:epidemiology; D001900:Boston / Q000453:epidemiology; D002648:Child; D002662:Child Health Services / Q000706:statistics & numerical data*; D002675:Child, Preschool; D003237:Connecticut / Q000453:epidemiology; D006259:Craniocerebral Trauma / Q000453:epidemiology; D004636:Emergency Service, Hospital / Q000706:statistics & numerical data; D006297:Health Services Accessibility / Q000706:statistics & numerical data; D006760:Hospitalization / Q000706:statistics & numerical data*; D006801:Humans; D007223:Infant; D008581:Meningitis / Q000453:epidemiology; D016920:Meningitis, Bacterial / Q000453:epidemiology; D009518:New York / Q000453:epidemiology; D016134:Organizational Policy; D011041:Poisoning / Q000453:epidemiology; D011203:Poverty; D011320:Primary Health Care / Q000706:statistics & numerical data