title: Safety of NMR imaging.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001921:Brain / Q000000981:diagnostic imaging; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009682:Magnetic Resonance Spectroscopy / Q000295:instrumentation; D008875:Middle Aged; D011877:Radionuclide Imaging; D012306:Risk