Friesen, R M <br/><br/>
Oxygen concentrators and the practice of anaesthesia.  [electronic resource] 

 -  Canadian journal of anaesthesia = Journal canadien d'anesthesie  May 1992 
 - R80-9 p.  digital 
<br/><br/> Publication Type: Journal Article; Review 
<br/><br/><label>ISSN: </label>0832-610X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Anesthesia Department, Hospital--economics<br/>Anesthesiology--economics<br/>Costs and Cost Analysis<br/>Humans<br/>Oxygen--supply & distribution<br/>United States