Sah, B. P., Paudel, D., & Sarraf, D. P. (2020). Drug Utilization Pattern using World Health Organization prescribing Indicators at Otorhinolaryngology OPD of a tertiary teaching hospital of Eastern Nepal. Birat Journal of Health Sciences, 5(2), 1076–1081. https://doi.org/10.3126/bjhs.v5i2.31409