Raza, A., Malik, M. I. and Jamal, Y. (2014) “COMPARISON OF NIPPV WITH STANDARD TREATMENT IN PATIENTS WITH ACUTE EXACERBATIONS OF COPD IN TERMS OF IMPROVEMENT IN ABGS AND HOSPITAL STAY: COPD and Hospital Stay”, Pakistan Armed Forces Medical Journal, 64(1), pp. 46–50. Available at: https://www.pafmj.org/PAFMJ/article/view/528 (Accessed: 14 May 2024).