Chandra, Debalpana, and Subir kumar Brahma. “Comparison of Racemic Bupivacaine and Levobupivacaine; Combined With Low Dose Fentanyl, through Intrathecal Route for Transurethral Resection of Prostate”. International Journal of Clinical and Biomedical Research 4, no. 3 (July 31, 2018): 10–13. Accessed August 20, 2025. https://ijcbr.com/index.php/ijcbr/article/view/189.