Source:http://linkedlifedata.com/resource/umls/id/C0034558
MSH: Study of the scientific principles, mechanisms, and effects of the interaction of ionizing radiation with living matter. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed),CSP: branch of science concerned with the effect of light, and ultraviolet and ionizing radiations upon living tissue or organisms.,NCI: The study of the mechanisms and biological effects of ionizing radiation, including repair processes.