1.

図書
図書
1. Structural shielding design for medical X-ray imaging 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, c2004
シリーズ名: NCRP report ; no. 147
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2.

図書
図書
2. Structural shielding design and evaluation for medical use of X-rays and gamma rays of energies up to 10 MeV : recommendations of the National Council on Radiation Protection and Measurements. 3rd reprinting
National Council on Radiation Protection and Measurements
出版情報: Bethesda : National Council on Radiation Protection and Measurements, 1998
シリーズ名: NCRP report ; no. 49
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