--subdivision Radionuclide imaging under individual organs and regions of the body and individual diseases and types of diseases, e.g. Heart--Radionuclide imaging; Cancer--Radionuclide imaging
--subdivision Effect of radiation on under individual animals and groups of animals and individual organs and regions of the body, e.g. Cattle--Effect of radiation on; Fishes--Effect of radiation on; Foot--Effect of radiation on; Heart--Effect of radiation on