Real-life therapeutic effects of beclomethasone dipropionate/formoterol fumarate/glycopyrronium combined triple therapy in patients with chronic obstructive pulmonary disease oleh Corrado Pelaia, Giada Procopio, Fioramante Lello Rotundo, Maria Rosaria Deodato, Anna Ferrante Bannera, Francesco Giuseppe Tropea, Anna Cancelliere, Alessandro Vatrella, Girolamo Pelaia