KUWIVATTANACHAI, P.; MOTO, S. A Comparison of Vernonia cinerea and Placebo for Smoking Cessation. Srinagarind Medical Journal, [S. l.], v. 32, n. 6, p. 542–546, 2017. Disponível em: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/106183. Acesso em: 28 apr. 2024.