Studies with radioiodine. IV. Collimating cones for crystal counters.
D007455:Iodine; D007457:Iodine Radioisotopes; D011868:Radioisotopes; D011874:Radiometry / Q000295:instrumentation*
D007457:Iodine Radioisotopes; D011868:Radioisotopes; D007455:Iodine
IODINE/radioactive; RADIATION COUNTERS