title: Medical group practices need more than luck in the provider-mix game.
authors.forename: P
authors.initials: P
authors.lastname: Engstrom
mesh_terms: D006123:Group Practice / Q000191:economics / Q000458:organization & administration*; D006280:Health Workforce; D008389:Marketing of Health Services; D017146:Models, Organizational; D010561:Personnel Staffing and Scheduling; D010821:Physicians, Family / Q000600:supply & distribution; D010934:Planning Techniques; D013038:Specialization; D014481:United States