Tiotropium or salmeterol as add-on therapy to inhaled corticosteroids for patients with moderate symptomatic asthma: two replicate, double-blind, placebo-controlled, parallel-group, active-comparator, randomised trials
Titel:
Tiotropium or salmeterol as add-on therapy to inhaled corticosteroids for patients with moderate symptomatic asthma: two replicate, double-blind, placebo-controlled, parallel-group, active-comparator, randomised trials
Auteur:
Kerstjens, Huib A M Casale, Thomas B Bleecker, Eugene R Meltzer, Eli O Pizzichini, Emilio Schmidt, Olaf Engel, Michael Bour, Loek Verkleij, Cynthia B Moroni-Zentgraf, Petra Bateman, Eric D