The relative biological efficiency of x rays generated at 220 kVp and gamma radiation from a cobalt 60 therapy unit.
D003035:Cobalt; D003037:Cobalt Radioisotopes; D005720:Gamma Rays; D006801:Humans; D011851:Radioactivity; D011878:Radiotherapy; D014965:X-Rays
D003037:Cobalt Radioisotopes; D003035:Cobalt
COBALT/radioactive; RADIOTHERAPY