Safety and tolerability of once-daily tiotropium Respimat® as add-on to at least inhaled corticosteroids in adult patients with symptomatic asthma: A pooled safety analysis
Author
Dahl, R.
Engel, M.
Dusser, D.
Halpin, David M
Kerstjens, H.A.M.
Zaremba-Pechmann, L.
Moroni-Zentgraf, P.
Busse, W. W.
Bateman, E. D.