Bhandari, V.; Sharma, G.; Dhasmana, D. C.; Gupta, M.; Sharma, J. P.; Chaturvedi, A. Gabapentin a Pre-Emptive Analgesic in Post-Operative Pain: A Randomised Double Blind Placebo Controlled Study. Int J Basic Clin Pharmacol 2017, 6, 1317-1322.