Chaudhari, Jignesh S., Amita R. Kubavat, Vimesh R. Mistry, Ashna S. Pandya, S. C. Hotchandani, and Brijal S. Patel. 2017. “A Drug Utilization Study of Analgesics for Management of Postoperative Pain in Patients Admitted at a Tertiary Care Teaching Hospital”. International Journal of Basic & Clinical Pharmacology 2 (6):757-62. https://www.ijbcp.com/index.php/ijbcp/article/view/1362.