title: [Shielding calculations for bremsstrahlung from beta-emitters].
authors.affiliation: Japan Radioisotope Association, Tokyo.
authors.forename: T
authors.initials: T
authors.lastname: Ichimiya
mesh_terms: D001610:Beta Particles; D011835:Radiation Protection; D011868:Radioisotopes
chemical_list: D011868:Radioisotopes