Shah, A., Khan, A. U., Qasim, M. F., Tariq, M., Farooq, R., & Asif, S. (2022). Frequency of Depression and Anxiety and their Association with Respiratory Diseases: A Hospital based study. Pakistan Journal of Chest Medicine, 28(2), 221–228. Retrieved from https://www.pjcm.net/index.php/pjcm/article/view/840