Sijapati, Milesh, Narayan Thapa, Rajendra Rijal, Shiva KC, and Poojyashree Karki. “Bronchiectasis in Patients With Chronic Obstructive Pulmonary Disease”. Journal of Pathology of Nepal 8, no. 2 (September 6, 2018): 1346-1349. Accessed September 18, 2019. https://www.nepjol.info/index.php/JPN/article/view/20870.