title: Determination of nitrogen in living patients.
mesh_terms: D001608:Beryllium; D002104:Cadmium / Q000032:analysis; D006801:Humans; D008094:Lithium; D008722:Methods; D009584:Nitrogen / Q000032:analysis*; D009587:Nitrogen Isotopes; D011868:Radioisotopes; D011874:Radiometry; D013057:Spectrum Analysis; D014915:Whole-Body Counting
chemical_list: D009587:Nitrogen Isotopes; D011868:Radioisotopes; D002104:Cadmium; D008094:Lithium; D009584:Nitrogen; D001608:Beryllium