1.

図書
図書
1. Structural shielding design and evaluation for megavoltage x- and gamma-ray radiotherapy facilities : recommendations of the National Council on Radiation Protection and Measurements
National Council on Radiation Protection and Measurements
出版情報: Bethesda, MD : National Council on Radiation Protection and Measurements, c2005
シリーズ名: NCRP report ; no. 151
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2.

図書
図書
2. Medical X-ray, electron beam, and gamma-ray protection for energies up to 50 MeV : (equipment design, performance, and use) : recommendations of the National Council on Radiation Protection and Measurements
National Council on Radiation Protection and Measurements
出版情報: Bethesda, MD : The Council, c1989
シリーズ名: NCRP report ; no. 102
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