Shah, Nilesh, Anupama Kumari, Archana Behl, Jayshri Desai, Arpit Shah, and Dinesh Chauhan. “A Study to Compare the Effect of Nalbuphine and Butorphanol As an Adjuvant to Intrathecal 0.5% Hyperbaric Bupivacaine for Lower Limb Surgery”. International journal of health sciences 6, no. S1 (April 9, 2022): 3887–3896. Accessed July 18, 2024. https://sciencescholar.us/journal/index.php/ijhs/article/view/5710.