Jitta Sudershan Reddy. “Comparative Efficacy of Intrathecal Pethidine With Lignocaine 5% (Heavy) As Sole Anaesthetic Agent for Perineal Operations”. Academia Anesthesiologica International 5, no. 1 (May 26, 2020): 78-83. Accessed July 3, 2024. https://aijournals.com/index.php/aan/article/view/1479.