Ruffin, R E <br/><br/>
Combined bronchodilator protection against histamine-induced bronchoconstriction in man.  [electronic resource] 

 -  Clinical and experimental pharmacology & physiology  Feb 1987 
 - 87-94 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0305-1870 
<br/><br/><label>Standard No.: </label>10.1111/j.1440-1681.1987.tb00961.x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Asthma--physiopathology<br/>Atropine Derivatives--therapeutic use<br/>Bronchial Provocation Tests<br/>Double-Blind Method<br/>Drug Combinations<br/>Female<br/>Fenoterol--administration & dosage<br/>Histamine Antagonists--administration & dosage<br/>Humans<br/>Ipratropium--administration & dosage<br/>Male<br/>Middle Aged<br/>Random Allocation