Comparison of Intrathecal Bupivacaine with Levobupivacaine using Fentanyl as an Adjuvant for Transurethral Resection of Prostate-A Randomised Controlled Trial. - MALIK, INDIRA; KAMBOJ, SHEENAM; KAMAL, HEMANT; SINGHAL, SURESH KUMAR; KUMAR, VINEET; SEELWAL, DEEPIKA (Journal of Clinical & Diagnostic Research, 2023)