Pulmonary experts have found that the drug tiotropium (marketed as the Spiriva brand), can be delivered safely and effectively to people with chronic obstructive pulmonary disease (COPD) in both “mist” and traditional “dry powder” inhalers.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/Q...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/Q...