DR. RAJENDRA KUMAR, DR. AMRENDRA KUMAR*. A randomized controlled trial to compare the efficacy and safety of glycopyrronium bromide + salmeterol/fluticasone and tiotropium bromide + salmeterol/fluticasone in chronic obstructive pulmonary disease. Innovative Journal of Medical and Health Sciences, [S. l.], v. 10, n. 05, p. 853–857, 2020. Disponível em: https://innovativejournal.in/index.php/ijmhs/article/view/2917. Acesso em: 22 jul. 2024.