000 00613 a2200205 4500
005 20250513182448.0
264 0 _c19780329
008 197803s 0 0 eng d
022 _a0020-1324
040 _aNLM
_beng
_cNLM
100 1 _aSymonowicz, J
245 0 0 _aPMR modification hazard.
_h[electronic resource]
260 _bRespiratory care
_cSep 1977
300 _a904-5, 908, 912 p.
_bdigital
500 _aPublication Type: Letter
650 0 4 _aResuscitation
_xinstrumentation
650 0 4 _aSafety
700 1 _aChandler, B
773 0 _tRespiratory care
_gvol. 22
_gno. 9
_gp. 904-5, 908, 912
999 _c10273783
_d10273783