Cyriac, M., Arjun, P. S., Subbaiah, G. P. and Ganesh, V. (2022) “Comparative evaluation of caudal block administration of ropivacaine, levobupivacaine and bupivacaine in pediatric patients undergoing lower- abdominal surgeries”, International journal of health sciences, 6(S6), pp. 11441–11447. doi: 10.53730/ijhs.v6nS6.13174.