Hira Shujaat1 , Mehreen Khan2 , Ravi Kumar3 , Muhammad Waseem Abdul Razzak4 , Vijai Kumar5 , Zamir Ahmad6 . COMPARISON OF OUTCOME OF 0.5% HYPERBARIC BUPIVACAINE WITH 0.5% HYPERBARIC ROPIVACAINE IN SPINAL ANAESTHESIA FOR PERIANAL SURGERIES.: http://doi.org/10.46536/jpumhs/2023/13.01.392. JPUMHS [Internet]. 2023 Mar. 31 [cited 2024 Apr. 25];13(1):99-109. Available from: http://publication.pumhs.edu.pk/index.php/ojs/article/view/691