Original Research

Effect of Age on Efficacy and Safety of Fluticasone Furoate/Vilanterol (FF/VI), Umeclidinium (UMEC), and UMEC + FF/VI in Patients with Chronic Obstructive Pulmonary Disease: Analyses of Five Randomized Clinical Trials

Hanania NA, Caveney S, Soule T, Tombs L, Lettis S, Crim C, Mannino DM, Patel H, Boucot IH

International Journal of Chronic Obstructive Pulmonary Disease 2021, 16:1925-1938

Published Date: 24 June 2021