Geyer, E. D., A. Smith, D. P. Martin, E. E Whitaker, V. R. Jayanthi, and J. D. Tobias. “Combined Spinal and Caudal Epidural Anesthesia for Ureteral Reimplantation in Pediatric Patients: A Case Series”. Anaesthesia, Pain & Intensive Care, Vol. 22, no. 4, July 2019, https://mail.apicareonline.com/index.php/APIC/article/view/1037.