SUNDU, Suciyati. Level of Knowledge of Active Smokers Regarding Stain Formation in the Community at the Katoi Health Center, North Kolaka Regency. Jurnal Ilmiah Amanah Akademika, [S. l.], v. 6, n. 2, p. 109–120, 2023. Disponível em: https://ojs.stikesamanah-mks.ac.id/index.php/jihad/article/view/218. Acesso em: 4 feb. 2026.