NCRP Report, Issues 52-58

absorbed dose accident activity alpha Association American Atomic beam beta Biological body burden calibration cancer concentration contamination Council on Radiation counter counting detection detectors determine devices dose equivalent dose limit dose rate dose-equivalent rate dosimeters dosimetry effects electron embryo-fetus energy equipment estimated evaluation exposed exposure rate factors fetus film fission gamma rays gestation gonadal gonadal dose equivalent hypothyroidism ICRP installations instruments intake iodide iodine ionization chambers ionizing radiation irradiation levels Maximum Permissible Medical ments method monitoring mR/h mrem mrem/y National Council NCRP Report neutron Nuclear operation organizations particles percent personnel photons population potential pregnant procedures Protection and Measurements radiation dose radiation exposure radiation field Radiation Protection radioactive materials radioiodine radionuclides Radium radon reactor recommended release result risk samples scintillation scintillation counters Section sensitivity shielding sources Superseded by NCRP survey thorium thyroid tion tritium tube United uranium X-Ray Protection