Bumer, T., Kashyap, L., Arora, M. K., Batra, R. K., Prasad, G., Mohan, V. K. and Khan, S. A. (2020) “Comparison between caudal epidural block and popliteal nerve block for postoperative analgesia in children undergoing foot surgery: a randomized controlled trial”, International Journal of Research in Medical Sciences, 8(2), pp. 560–565. doi: 10.18203/2320-6012.ijrms20200235.