Ali SA, Saniya H, Naseeruddin K, Sana SN, Fatima T, Ahmed SM, Mohd AN, Hasan A, Abdullah F.
Psychometric Analysis of Clinical Chronic Obstructive Pulmonary Disease Questionnaire and Chronic Obstructive Pulmonary Disease Assessment Test and Its Correlation with St. George Respiratory Questionnaire in Chronic Obstructive Pulmonary Disease Patients. 
Indian J Respir Care
2022;
11
(3):224-229.