000 00270 a2200109 4500
005 20220422014214.0
022 _a00179078
245 _aJournal of radiation protection
260 _aU.S.A
_bOxford instruments
_c1993
490 _aHealth physics
_vVol.64
942 _2lcc
_cCR
999 _c19804
_d19804