EXTERNAL GAMMA EXPOSURE TO MAN FROM THE FISSION PRODUCTS DISPERSED IN THE ATMOSPHERE.
D000336:Aerosols; D000398:Air Pollution, Radioactive; D001272:Atmosphere; D003604:Czechoslovakia; D006801:Humans; D011835:Radiation Protection; D011847:Radioactive Fallout; D011851:Radioactivity; D011874:Radiometry
D000336:Aerosols; D011847:Radioactive Fallout
AEROSOLS; AIR POLLUTION, RADIOACTIVE; CZECHOSLOVAKIA; RADIATION PROTECTION; RADIOACTIVE FALLOUT; RADIOMETRY