Ketsuwan, Nitinet, Jirakrit Leelarungrayub, and Chuleratana Banchonglikitkul. 2017. “Effects of Thai medicinal plant, Vernonia cinerea Less. extract on catecholamine, oxidative stress and chromosome aberration in nicotine-treated rats”. Journal of Associated Medical Sciences 50 (2):262. https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/78882.