J E Kralewski, B Dowd, R Feldman, J Shapiro. Show Affiliations »
Abstract
Mesh: See more » Economic Competition/trendsEconomics, Medical/trendsGroup Practice/trendsHealth Maintenance Organizations/trendsMinnesotaProfessional Practice/trendsUnited States
Year: 1987 PMID: 3807967 DOI: 10.1056/NEJM198702053160612
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245