Induced radioactivity in the collimator system of a 31 Mev brown boveri betatron.
D006225:Hand / Q000528:radiation effects*; D006801:Humans; D009784:Occupational Diseases / Q000517:prevention & control; D011827:Radiation / Q000295:instrumentation*; D011830:Radiation Effects; D011835:Radiation Protection; D011868:Radioisotopes; D011874:Radiometry
D011868:Radioisotopes