Fig. 1From: Indacaterol/glycopyrronium versus salmeterol/fluticasone in the prevention of clinically important deterioration in COPD: results from the FLAME studyStudy design. b.i.d., twice daily; IND/GLY, indacaterol/glycopyrronium; o.d., once daily; OL, open-label; SFC, salmeterol/fluticasone; TIO, tiotropiumBack to article page