Horrobin, D F <br/><br/>
Theophylline and bronchospasm.  [electronic resource] 

 -  The New England journal of medicine  Nov 1977 
 - 1181 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0028-4793 
<br/><br/><label>Standard No.: </label>10.1056/nejm197711242972118  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bronchial Spasm--drug therapy<br/>Humans<br/>Phosphodiesterase Inhibitors<br/>Prostaglandin Antagonists<br/>Theophylline--pharmacology