Imaging techniques.
D006528:Carcinoma, Hepatocellular / Q000175:diagnosis*; D006801:Humans; D008099:Liver / Q000000981:diagnostic imaging; D008113:Liver Neoplasms / Q000175:diagnosis* / Q000556:secondary; D009682:Magnetic Resonance Spectroscopy; D011877:Radionuclide Imaging; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography