Zinzuwadia PJ, Patel DP, Sheth PN, Patel A. A comparative study of hyperbaric bupivacaine with fentanyl and sequential administration of isobaric and hyperbaric bupivacaine with fentanyl in caesarean delivery. Int J Reprod Contracept Obstet Gynecol [Internet]. 2025 Feb. 6 [cited 2025 Nov. 7];14(3):729-35. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/15035