Comparison Of Efficacy Of Hyperbaric Ropivacaine 0.75% With Hyperbaric Levobupivacaine 0.5% In Subjects Undergoing Lower Limb Orthopaedic Surgeries Under Spinal Anaesthesia - A Randomised Control Study . International Journal of Environmental Sciences, [S. l.], p. 2585–2591, 2025. DOI: 10.64252/s2qdmd08. Disponível em: https://theaspd.com/index.php/ijes/article/view/10587.. Acesso em: 24 jun. 2026.