The relative importance of physician-induced demand in the demand for medical care.
D000704:Analysis of Variance; D003625:Data Collection / Q000379:methods; D005251:Fees, Medical; D006301:Health Services Needs and Demand; D006302:Health Services Research; D010819:Physician's Role; D010820:Physicians / Q000600:supply & distribution; D012380:Role; D014481:United States