Stable isotopes in clinical research.
D008401:Gas Chromatography-Mass Spectrometry; D006801:Humans; D007554:Isotopes / Q000378:metabolism; D007700:Kinetics; D009682:Magnetic Resonance Spectroscopy; D008954:Models, Biological; D011832:Radiation Injuries / Q000209:etiology; D011868:Radioisotopes / Q000009:adverse effects*
D007554:Isotopes; D011868:Radioisotopes