Comparative Evaluation of Analgesic E?cacy of Intra-Articular Vs Intrathecal Clonidine in Arthroscopic Anterior Cruciate Ligament Repair: A Randomised, Double Blind Prospective Study - Shilpa Sarathy; Vrinda Oza; Vandana Parmar; Payal Adhiya; Krupa Patel (Academia Anesthesiologica International, 2021)