Khatavkar, S. S., Lonkar, S. S., Panchal, P. B., Thatte, W. S., Nagendra, S., & Tewari, D. (2019). The efficacy of ropivacaine-fentanyl versus ropivacaine-clonidine for pre-emptive caudal anesthesia in children. Anaesthesia, Pain & Intensive Care, 54-58. Retrieved from https://apicareonline.com/index.php/APIC/article/view/226