By the numbers. Medical technology.
D020811:Biomedical Technology; D003952:Diagnostic Imaging / Q000191:economics*; D019538:Health Care Surveys; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000191:economics; D008327:Mammography / Q000706:statistics & numerical data; D014055:Tomography, Emission-Computed / Q000191:economics; D014481:United States