A Study of Drug Utilization in Patients With Chronic Obstructive Pulmonary Disease (COPD) in Mahavir Institute of Medical Sciences, Vikarabad, Telangana State. Int. J. of Res. in Pharmacology &Pharmacotherapeutics 2019, 8 (4), 423-426. https://doi.org/10.61096/ijrpp.v8.iss4.2019.423-426.