Ahmad, H., Ashraf, S., Farooqi, R. J., & Zaman, M. (2015). EFFICACY OF BIPAP IN PATIENTS ADMITTED WITH HYPERCAPNIC RESPIRATORY FAILURE; AN EXPERIENCE AT A TERTIARY CARE HOSPITAL. Pakistan Journal of Chest Medicine, 20(3). Retrieved from https://pjcm.net/index.php/pjcm/article/view/15