BANERJEE, A.; BHATTACHARYA, P.; WANKHEDE, R. G.; RUDRA, A.; SENGUPTA, S.; SEN, S. Study the impact of ketamine, clonidine and combination of ketamine-clonidine on cardiovascular system during pre and postoperatively: A double blind, placebo controlled study. International Journal of Health and Clinical Research, [S. l.], v. 3, n. 4, p. 109–118, 2020. Disponível em: https://www.ijhcr.com/index.php/ijhcr/article/view/137. Acesso em: 4 feb. 2026.