Chudasama, D. P., D. P. Nambiar, D. P. Sorathiya, D. S. Swaminarayan, D. S. Parikh, and D. I. A. Chadha. “Comparison Of Epidural Ropivacaine And Bupivacaine For Lower Limb Surgery: Sutureless Circumcision”. National Journal of Integrated Research in Medicine, vol. 4, no. 3, June 2013, pp. 113-8, http://nicpd.ac.in/ojs-/index.php/njirm/article/view/2192.