SINGH, T. M.; LINUS, L. Comparative study of Ringer’s lactate solution and 6% hydroxyethyl starch solution as pre-loading fluid for prevention of hypotension following spinal anesthesia. International Journal of Research in Medical Sciences, [S. l.], v. 5, n. 2, p. 415–419, 2017. DOI: 10.18203/2320-6012.ijrms20170023. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/1323. Acesso em: 9 oct. 2025.