Tanseco, P. P., H. Randhawa, M. E. Chua, U. Blankstein, J. K. Kim, M. McGrath, A. J. Lorenzo, and L. H. Braga. “Postoperative Complications of Hypospadias Repair in Patients Receiving Caudal Block Vs. Non-Caudal Anesthesia: A Meta-Analysis”. Canadian Urological Association Journal, vol. 13, no. 8, Dec. 2018, doi:10.5489/cuaj.5688.