A Double-Blind Crossover Study Comparing the Safety and Efficacy of Three Weeks of Flu/Sal 250/50 bid Plus Albuterol 180 ug prn q4 hours to Flu/Sal 250/50 bid Plus Albuterol/Ipratropium Bromide 2 puffs prn q4 hours in Patients with Chronic Obstructive Pulmonary Disease

2008 ◽  
Vol 5 (4) ◽  
pp. 221-227 ◽  
Author(s):  
Ron Balkissoon ◽  
Barry Make
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