Kamini, B, TT Gopinath, S Balamurugan, Jayakumar U Arun, and Harish Narayanan. “Prevalence of Depression and Anxiety Among Chronic Obstructive Pulmonary Disorder Patients and Its Impact on the Severity of the Disease”. Asian Journal of Medical Sciences 13, no. 1 (January 1, 2022): 82–87. Accessed April 30, 2024. https://nepjol.info/index.php/AJMS/article/view/40563.