ULLAH, R.; SHAHADA NAZ; HALEEMA; ABDULLAH. E-Cigarettes: Not So Safe. Pakistan Journal of Chest Medicine, [S. l.], v. 29, n. 2, p. 139–140, 2023. Disponível em: http://pjcm.net/index.php/pjcm/article/view/772. Acesso em: 22 apr. 2026.