Benson, D W <br/><br/>
Endotracheal intubation.  [electronic resource] 

 -  Archives of otolaryngology (Chicago, Ill. : 1960)  Feb 1971 
 - 221 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0003-9977 
<br/><br/><label>Standard No.: </label>10.1001/archotol.1971.00770060307026  doi