Sharma, NR, and P Shrestha. “Use of Ondansetron to Prevent Postspinal Morphine Induced Vomiting”. Journal of Institute of Medicine Nepal 29, no. 3 (July 16, 2008): 21–24. Accessed December 26, 2024. https://nepjol.info./index.php/JIOM/article/view/1189.