van Schayck, C P <br/><br/>
Bronchodilator treatment in moderate asthma or chronic bronchitis: continuous or on demand? A randomised controlled study.  [electronic resource] 

 -  BMJ (Clinical research ed.)  Dec 1991 
 - 1426-31 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>0959-8138 
<br/><br/><label>Standard No.: </label>10.1136/bmj.303.6815.1426  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>Albuterol--administration & dosage<br/>Asthma--drug therapy<br/>Bronchi--drug effects<br/>Bronchitis--drug therapy<br/>Chronic Disease<br/>Drug Administration Schedule<br/>Female<br/>Forced Expiratory Volume--drug effects<br/>Humans<br/>Ipratropium--administration & dosage<br/>Male<br/>Middle Aged<br/>Prospective Studies