Pasha, Muhammad, Sheeza Pasha, Ayeza Naeem, Tanveer Abbas, and Syed Haq. “A Study to Compare 0.5% Hyperbaric Bupivacaine With 0.5% Isobaric Ropivacaine Intrathecally for Elective Lower Limb Surgery.”. International Journal of Endorsing Health Science Research (IJEHSR) 10, no. 2 (May 21, 2022): 172-178. Accessed May 31, 2023. https://aeirc-edu.com/ojs14/index.php/IJEHSR/article/view/792.