DR. LEENA GOEL; DR. NAVEEN SINGH; DR. DEEPAK AGARWAL. Comparative Efficacy of Fentanyl Vs Dexmedetomidine Intrathecally as anAdjuvent to Isobaric Levo-Bupivacaine in Infra-Umbilical Surgery: AProspective Randomized Study. IAR Journal of Medicine and Surgery Research, [S. l.], v. 4, n. 6, p. 14–19, 2023. DOI: 10.47310/iarjmsr.2023.V04i06.04. Disponível em: https://www.jmsrp.org/index.php/jmsrp/article/view/115.. Acesso em: 8 jun. 2025.