Mir, T. A., Mir, A. H., Gani, T. T., Yousuf, A., & Ahmad, S. I. (2017). Evaluation of efficacy of bupivacaine and bupivacaine plus clonidine in transversus abdominis plane (TAP) block for postoperative analgesia: a prospective, randomized, double blind, comparative study. International Journal of Research in Medical Sciences, 5(10), 4588–4594. https://doi.org/10.18203/2320-6012.ijrms20174602