title: Commentary: practice environment, specialty, and primary care.
authors.affiliation: HealthPartners Research Foundation, Minneapolis, MN 55440-1309, USA.
authors.forename: P J
authors.initials: PJ
authors.lastname: O'Connor
mesh_terms: D017048:Health Care Costs; D006272:Health Facility Environment; D006279:Health Maintenance Organizations / Q000592:standards*; D006801:Humans; D008511:Medicine / Q000592:standards*; D010818:Practice Patterns, Physicians'; D011320:Primary Health Care / Q000592:standards*; D011787:Quality of Health Care; D013038:Specialization; D014481:United States