Dmitrov, G P [Collimator with shed cover for forming the beam of electrons of betatron B5M-25]. [electronic resource] - Meditsinskaia radiologiia Sep 1973 - 69-74 p. digital Publication Type: Journal Article ISSN: 0025-8334 Subjects--Topical Terms: ElectronsRadiotherapy, High-EnergyTechnology, Radiologic