Human hair to assess exposure to arsenic in users of contaminated water from La Fuente community in La Paz Centro, León. Revista Torreón Universitario, [S. l.], v. 9, n. 25, p. 94–109, 2020. DOI: 10.5377/torreon.v9i25.9856. Disponível em: https://revistas.unan.edu.ni/index.php/Torreon/article/view/3207. Acesso em: 7 aug. 2025.