MD, DR. ASHOK KUMAR BALASUBRAMANIAN. “COMPARISON OF EFFICACY AND TOLERABILITY OF EPIDURAL 0.5% LEVOBUPIVACAINE, 0.75% ROPIVACAINE, AND 0.5% RACEMIC MIXTURE BUPIVACAINE IN ELECTIVE LOWER ABDOMINAL AND LOWER LIMB SURGERIES: CHIRALITY IN LOCAL ANAESTHETICS”. TPM – Testing, Psychometrics, Methodology in Applied Psychology, vol. 32, no. S1 (2025): Posted 12 May, Aug. 2025, pp. 583-95, https://tpmap.org/submission/index.php/tpm/article/view/225.