Karki, Naresh, et al. “Drug Utilization Pattern by Using WHO Core Prescribing Indicators in Orthopedics and Obstetrics Gynecology Departments of a Tertiary Care Hospital”. Journal of Lumbini Medical College, vol. 7, no. 1, June 2019, https://nepjol.info/index.php/JLMC/article/view/25098.