Nagra, M. B. S. .; Bilal Saeed; Abdul Basit Samad; M Ajmal Leghari; Aoun Ayub Hashmi; M Sheraz Abbasi. Efficacy of Perianal Block Versus Spinal Anesthesia in Patients Undergoing Perianal Procedures. Pak Armed Forces Med J 2026, 76 (4), 485-489. https://doi.org/10.51253/pafmj.v76i4.12225.