KOTWANI, D. M.; KOTWANI, M. B.; HIWARKAR, A. A prospective randomised study comparing intravenous magnesium sulphate and sublingual nitroglycerine spray in attenuating haemodynamic responses to laryngoscopy and intubation. International Journal of Clinical Trials, [S. l.], v. 5, n. 2, p. 90–96, 2018. DOI: 10.18203/2349-3259.ijct20181396. Disponível em: https://www.ijclinicaltrials.com/index.php/ijct/article/view/276. Acesso em: 22 feb. 2026.