Vidyalakshmi, Balbir Singh Sekhon, Mandeep Kaur, Rakesh Sadhu, and Namita. 2022. “Comparative Study of Hyperbaric Ropivcaine and Hyperbaric Bupivacaine for Spinal Anaesthesia”. Academia Anesthesiologica International 7 (1), 43-47. https://aijournals.com/index.php/aan/article/view/2349.