Improving physician productivity.
D003625:Data Collection; D004526:Efficiency; D006123:Group Practice / Q000458:organization & administration*; D006125:Group Practice, Prepaid / Q000458:organization & administration*; D006279:Health Maintenance Organizations / Q000458:organization & administration; D008503:Medical Staff / Q000592:standards*; D009819:Office Visits; D010823:Physician Assistants / Q000706:statistics & numerical data; D013223:Statistics as Topic; D014481:United States