Tripat Kaur Bindra, Davinder Chawla, Ashwani Kumar, Gurlivleen Kaur, and Amit Kaur. “COMPARISON OF 1% CHLOROPROCAINE IN SUB-ARACHNOID BLOCK WITH OR WITHOUT FENTANYL FOR ENHANCED RECOVERY AFTER PERIANAL SURGERIES”. Asian Journal of Pharmaceutical and Clinical Research, vol. 15, no. 7, July 2022, pp. 131-4, doi:10.22159/ajpcr.2022.v15i7.44841.