“Outcome of Non-Invasive Ventilation for Acute Exacerbation of Chronic Obstructive Pulmonary Disease in Tertiary Level Hospital”. Journal of National Heart and Lung Society Nepal 5, no. 1 (June 28, 2026): 6–10. Accessed July 9, 2026. https://www.nepjol.info/index.php/jnhls/article/view/94937.