00935cam a2200205 7i4500 0000014504 20180223090000.0 20180220093616.0 180220 -us BI NM NCRP 38-41 National Council on Radiation Protection and Measurements NCRP reports no. 38 - 41 National Council on Radiation Protection and Measurements. Washington, D.C.: National Council on Radiation Protection and Measurements, 1971-1974. 1 v.: ill.; 23 cm.. v. 4. NCRP report: 38 - Protection against neutron radiation, 39 - Basic radiation protection criteria, 40 - Protection against radiation from brachytherapy sources, 41 - Specification of gamma-ray brachytherapy sources. Radiation -- Safety measures Radiation -- Measurement NM 0000001628 Book Open Shelf HQ Library