K. M. Kayani, U. E. MALIK, A. Hafiz, H. Munir, and N. us Saqib, “Comparison of Hemodynamic Stability of Patients Undergoing Appendectomy under Spinal Anesthesia versus Blend of Ketamine and Midazolam with Spinal Anesthesia”, Pak Armed Forces Med J, vol. 73, no. 4, pp. 1128–1132, Aug. 2023, doi: 10.51253/pafmj.v73i4.9481.