Symonowicz, J <br/><br/>
PMR modification hazard.  [electronic resource] 

 -  Respiratory care  Sep 1977 
 - 904-5, 908, 912 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0020-1324 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Resuscitation--instrumentation<br/>Safety