Yousuf, Mohammed, Khan Assaduzzaman, Mohammad Saiful Islam, and SM Niaz Mowla. “A Case Report on Non-Invasive Ventilation in the Management of Acute COPD Exacerbation (AECOPD)”. KYAMC Journal 2, no. 1 (January 28, 2013): 152–155. Accessed September 29, 2025. https://banglajol.info/index.php/KYAMCJ/article/view/13522.