Level of knowledge of students in the graduation course in medicine at a private college in Piauí about electronic cigarettes. Research, Society and Development, [S. l.], v. 12, n. 5, p. e9312541491, 2023. DOI: 10.33448/rsd-v12i5.41491. Disponível em: https://ojs34.rsdjournal.org/index.php/rsd/article/view/41491. Acesso em: 28 jun. 2025.