Ali Hashmi, Syed Rafat, et al. “Comparison Between Caudal and Combined Caudal With Spinal Anesthesia in Paediatric Bilateral Inguinal Hernia Surgery”. Pakistan Armed Forces Medical Journal, vol. 73, no. 6, Dec. 2023, pp. 1786-9, https://doi.org/10.51253/pafmj.v73i6.10168.