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Abstract
Mesh: See more » AdolescentAdultAgedAmbulatory CareChildFemaleHealth SurveysHumansMaleMiddle AgedMorbidityPrivate PracticeProfessional PracticeUnited StatesUtilization Review
Year: 1978 PMID: 695335
Source DB: PubMed Journal: Vital Health Stat 13 ISSN: 0083-2006