Shakya, Regan, and Bandana Gautam. “Association Between Depression and Anxiety Among the COPD Patients in a Nepalese Community Hospital: A Cross Sectional Study”. Birat Journal of Health Sciences 4, no. 3 (January 3, 2020): 809–812. Accessed July 17, 2024. https://nepjol.info/index.php/bjhs/article/view/27023.