%0 Journal Article %T Comparative Study of Isobaric Ropivacaine with and without Morphine in Spinal Anaesthesia for Perineal Surgeries %A Priyanka V %A Ramesh R %A Dayan %A a V. P %J Anesthesiology & Research (IJAR) %D 2018 %R http://dx.doi.org/10.19070/2332-2780-1600048 %K n/a %U https://scidoc.org/IJAR-2332-2780-04-203.php