Ali, W., Youssef, H., Abbas, A., Roshdy, P., Imbaby, A., & Abdelrady, M. (2023). Intrathecal bupivacaine with fentanyl compared to levobupivacaine with fentanyl for painless labor: a double-blind, randomized clinical trial. Anaesthesia, Pain & Intensive Care, 27(4), 478-484. https://doi.org/10.35975/apic.v27i4.2256