Late follow-up studies after internal deposition of radioactive materials.
D005500:Follow-Up Studies; D011830:Radiation Effects; D011851:Radioactivity; D011883:Radium / Q000494:pharmacology*; D013910:Thorium / Q000494:pharmacology*
D013910:Thorium; D011883:Radium
RADIATIONS/effects; RADIUM/effects; THORIUM/effects