著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL National Council on Radiation Protection and Measurements,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,2004,NCRP report,,0929600835,,https://cir.nii.ac.jp/crid/1130000796919418112