D S Greenberg. Show Affiliations »
Abstract
Mesh: See more » Competitive Medical PlansManaged Care ProgramsUnited States
Year: 1993 PMID: 8098460 DOI: 10.1016/0140-6736(93)90830-a
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321