Applicability of 2017 Global Initiative for Chronic Obstructive Lung Disease guidelines in diagnosing COPD in a tertiary care hospital
			Authors : Swetha Sasikumar, Priya Joy, Sathishkumar Mani, Gangadharan Vadivelu, Anbumaran Parivakkam Mani
			DOI : 10.18231/j.ijirm.2020.056