J A Wysong. Show Affiliations »
Abstract
Mesh: See more » Age FactorsAgedEvaluation Studies as TopicHealth Maintenance OrganizationsHealth PlanningHealth Services/supply & distributionHumansInfantInfant MortalityPhysicians/supply & distributionPovertyPrimary Health CareUnited States
Year: 1975 PMID: 1219001 PMCID: PMC1071841
Source DB: PubMed Journal: Health Serv Res ISSN: 0017-9124 Impact factor: 3.402