| Literature DB >> 14246112 |
Abstract
Entities:
Keywords: GROUP PRACTICE; INSURANCE, HEALTH; UNITED STATES
Mesh:
Year: 1965 PMID: 14246112 PMCID: PMC1256145 DOI: 10.2105/ajph.55.1.94
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN: 0002-9572