Oxygen behind the mask.  [electronic resource] 

 -  Lancet (London, England)  Nov 1982 
 - 1197-8 p.  digital 
<br/><br/> Publication Type: Editorial 
<br/><br/><label>ISSN: </label>0140-6736 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Hypercapnia--therapy<br/>Masks--standards<br/>Oxygen<br/>Oxygen Inhalation Therapy--instrumentation<br/>Respiratory Insufficiency--therapy