Yadav, Tarun, Mayuri Golhar, Sanjay Johar, Naveen Malhotra, and Rajni Gupta. “A Study to Evaluate the Efficacy of Instillation of Ropivacaine With Tramadol through Surgical Drains for Post-Operative Analgesia in Patients Undergoing Mastectomy”. Asian Journal of Medical Sciences 12, no. 6 (June 1, 2021): 23–28. Accessed July 18, 2024. https://nepjol.info/index.php/AJMS/article/view/34795.