NGUYEN VAN HANH; NGUYEN THI MINH SANG; TRUONG THI HONG LOAN, NGUYEN THI TRUC LINH; TRAN THI THU HUONG; NGUYEN VAN DONG; HUYNH TRUC PHUONG. Metal concentrations in fingernails of male smokers and non-smokers: Analysis using total reflection X-ray fluorescence. Version B of Vietnam Journal of Science and Technology, [S. l.], v. 68, n. 9, 2026. DOI: 10.31276/VJST.2025.3566. Disponivel em: https://b.vjst.vn/index.php/ban_b/article/view/3566. Acesso em: 7 nov. 2026.