M H Ross. Show Affiliations »
Abstract
Mesh: See more » Delivery of Health CareHealth Maintenance OrganizationsHistory, 19th CenturyHistory, 20th CenturyHumansMedicareNational Health ProgramsOccupational MedicineRural Health/historyUnited States
Year: 1975 PMID: 808813 PMCID: PMC1437742
Source DB: PubMed Journal: Public Health Rep ISSN: 0033-3549 Impact factor: 2.792