Primary care centers---diversification of revenues through ambulatory care.
D003151:Community Health Centers / Q000458:organization & administration*; D003365:Costs and Cost Analysis; D006739:Hospital Administration / Q000639:trends*; D006801:Humans; D008505:Medical Staff, Hospital / Q000458:organization & administration*; D009935:Organizational Affiliation / Q000191:economics; D009937:Organizational Objectives; D010548:Personal Health Services / Q000706:statistics & numerical data; D010934:Planning Techniques; D011320:Primary Health Care / Q000458:organization & administration*