Sivakumar S, Krishna B. Adjuvant effect of melatonin on anesthesia induced by thiopental sodium in human subjects. Int J Res Med Sci [Internet]. 2017 Jan. 23 [cited 2025 Oct. 9];5(2):394-7. Available from: https://www.msjonline.org/index.php/ijrms/article/view/1022