000 008930000a22003370004500
001 001823
005 20230526120529.0
046 _j1970
245 _aDental XRay protection
260 _bNational Council on Radiation Protection and Measurements
260 _c1970
270 _bWashington, D.C.
270 _dUS
300 _a50 p.
300 _btabls.
490 _aNCRP Report
_n35
505 _aGeneral considerations
505 _aX-Ray equipment
505 _aStructural Shielding design
505 _aOperating procedures
505 _aRadiation protection surveys
505 _aWorking conditions
505 _aAppendix
546 _aInglés
650 _aPROTECCIÓN RADIOLÓGICA
650 _aRAYOS X
650 _aRADIACIÓN IONIZANTE
710 _aNational Council on Radiation Protection and Measurements
852 _aWN650
_bD4
_c1970
942 _cLB
999 _c4333
_d4333