Dose response characteristics of intrathecal hyperbaric bupivacaine (0.5%) by using sequential combined spinal epidural anaesthesia for orthopaedic surgeries of lower limb. Asian Journal of Pharmaceutical and Health Sciences, [S. l.], v. 8, n. 1, p. 1820–1825, 2018. Disponível em: https://ajphs.com/index.php/ajphs/article/view/253. Acesso em: 13 mar. 2026.