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The objective of the present study was to investigate the dose-dependent bronchodilator efficacy and duration of action of the newly developed antimuscarinic agent tiotropium bromide in patients with(More)
A randomized double-blind cross-over study was performed to compare the bronchodilator effects of a fenoterol/ipratropium bromide combination (Berodual) when inhaled as a dry powder and by metered(More)
The efficacy and safety of a novel fenoterol/ipratropium bromide metered-dose inhaler (MDI) formulated with a non-chlorinated propellant, HFA134a, has been compared with placebo and the conventional(More)
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