Thrupthi BP, et al. “Study of Pain Scores and Need for Rescue Analgesia With Intrathecal Fentanyl As an Adjuvant With 0.5% Hyperbaric Bupivacaine for Cesarean Section”. Asian Journal of Medical Sciences, vol. 13, no. 5, May 2022, pp. 45-50, https://nepjol.info/index.php/AJMS/article/view/42777.