The allocation of medical resources by physicians.
D003954:Diagnostic Services / Q000191:economics; D005102:Health Expenditures; D006295:Health Resources / Q000600:supply & distribution*; D006296:Health Services / Q000191:economics*; D006801:Humans; D008389:Marketing of Health Services; D010819:Physician's Role; D012380:Role; D013673:Technology Assessment, Biomedical / Q000191:economics; D014481:United States