title: Commentary: primary care and health outcomes: a health services research challenge.
authors.affiliation: Johns Hopkins University, 624 North Broadway, Room 452, Baltimore, MD 21205, USA.
authors.forename: Barbara
authors.initials: B
authors.lastname: Starfield
authors.forename: Leiyu
authors.initials: L
authors.lastname: Shi
mesh_terms: D005843:Geography; D006302:Health Services Research; D006280:Health Workforce; D006801:Humans; D009026:Mortality; D017063:Outcome Assessment, Health Care / Q000379:methods*; D010820:Physicians / Q000600:supply & distribution*; D011320:Primary Health Care; D011365:Professional Practice Location / Q000706:statistics & numerical data; D013038:Specialization; D014481:United States / Q000453:epidemiology