C. P. ONONUGBO; G. O. AVWIRI. Estimation of Lung Cancer Risk Due to Radon Exposure in Natural Food Spices. Archives of Current Research International, [S. l.], v. 12, n. 3, p. 1–10, 2018. DOI: 10.9734/ACRI/2018/39504. Disponível em: https://journalacri.com/index.php/ACRI/article/view/209. Acesso em: 21 sep. 2025.