By the numbers. Drugs/medical technology.
D020811:Biomedical Technology / Q000191:economics / Q000706:statistics & numerical data*; D003952:Diagnostic Imaging / Q000191:economics / Q000706:statistics & numerical data; D004363:Drug Utilization / Q000706:statistics & numerical data*; D019538:Health Care Surveys; D006801:Humans; D014481:United States