Petty, T L <br/><br/>
Rational respiratory therapy.  [electronic resource] 

 -  The New England journal of medicine  Jul 1986 
 - 317-9 p.  digital 
<br/><br/> Publication Type: Editorial 
<br/><br/><label>ISSN: </label>0028-4793 
<br/><br/><label>Standard No.: </label>10.1056/NEJM198607313150510  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cost Control<br/>Humans<br/>Respiratory Therapy--statistics & numerical data<br/>United States