Masar, R., and K. K. Arora. “Effects of Preoperative Gabapentin on Postoperative Relief of Pain in Patients Scheduled for Surgery under General Anaesthesia”. International Journal of Research in Medical Sciences, vol. 7, no. 4, Mar. 2019, pp. 1055-8, doi:10.18203/2320-6012.ijrms20190996.