Calvo, G M <br/><br/>
Is it useful to add an anticholinergic treatment to beta 2-adrenergic medication in acute asthma attack?  [electronic resource] 

 -  Journal of investigational allergology & clinical immunology   
 - 30-4 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial 
<br/><br/><label>ISSN: </label>1018-9068 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acute Disease<br/>Adolescent<br/>Adrenergic beta-Agonists--therapeutic use<br/>Albuterol--therapeutic use<br/>Analysis of Variance<br/>Asthma--drug therapy<br/>Child<br/>Child, Preschool<br/>Chile<br/>Double-Blind Method<br/>Drug Combinations<br/>Evaluation Studies as Topic<br/>Female<br/>Humans<br/>Ipratropium--therapeutic use<br/>Male<br/>Muscarinic Antagonists--therapeutic use<br/>Prospective Studies