TY - BOOK AU - GREAT BRITAIN. Department of Health TI - Code of practice for the protection of persons against ionizing radiations arising from medical and dental use SN - 113204663 PY - 1972/// CY - London. PB - H.M.S.O. KW - Atomic medicine;Medical aspects of high-energy radiations.;Natural science;Radiology and Atomic Energy;Radiation hazards ER -