33
Participants
Start Date
April 30, 2005
Study Completion Date
August 31, 2010
Tiotropium
Tiotropium diskus inhalation powder, 18ug, once daily
Placebo
Placebo diskus inhalation powder, once daily
Centre de recherche de l'IUCPQ, Québec
Collaborators (1)
Boehringer Ingelheim
INDUSTRY
Laval University
OTHER