Shrestha, S.K. et al. 2016. Drug Susceptibility pattern of Organisms Isolated During Acute Exacerbation of Chronic Obstructive Pulmonary Disease in a Tertiary Level Hospital of Nepal. Medical Journal of Shree Birendra Hospital. 15, 1 (Jul. 2016), 43–51. DOI:https://doi.org/10.3126/mjsbh.v15i1.14945.