Image contrast in nuclear magnetic resonance imaging.
D001921:Brain / Q000473:pathology; D006801:Humans; D007089:Image Enhancement / Q000379:methods*; D007700:Kinetics; D009682:Magnetic Resonance Spectroscopy / Q000379:methods*; D008433:Mathematics; D009103:Multiple Sclerosis / Q000175:diagnosis; D013997:Time Factors