title: SCATTERING OF UNCOLLIMATED COBALT 60 GAMMA RADIATION BY CONCRETE AND LEAD BARRIERS.
mesh_terms: D003035:Cobalt; D003036:Cobalt Isotopes; D005720:Gamma Rays; D011874:Radiometry; D012106:Research
chemical_list: D003036:Cobalt Isotopes; D003035:Cobalt
keywords: COBALT ISOTOPES; EXPERIMENTAL LAB STUDY; RADIOMETRY