An improved iridium-192 teletherapy unit.
D006801:Humans; D007495:Iridium; D007496:Iridium Radioisotopes; D007554:Isotopes; D011878:Radiotherapy / Q000295:instrumentation*
D007496:Iridium Radioisotopes; D007554:Isotopes; D007495:Iridium
ISOTOPES; RADIOTHERAPY/apparatus and instruments