Beam-flattening filters for cobalt-therapy units.
D002330:Carmustine; D003035:Cobalt; D003037:Cobalt Radioisotopes; D004864:Equipment and Supplies; D011878:Radiotherapy / Q000600:supply & distribution*
D003037:Cobalt Radioisotopes; D003035:Cobalt; D002330:Carmustine
COBALT/radioactive; RADIOTHERAPY/equipment and supplies