Arsenic and fluoride in groundwater from Chihuahua: origin, enrichment, and possible treatments: Arsenic and fluoride in groundwater from Chihuahua: origin, enrichment, and possible treatments. TECNOCIENCIA Chih. [Internet]. 2021 Sep. 28 [cited 2026 Sep. 26];15(2):e 828. Available from: https://revistascientificas.uach.mx/index.php/tecnociencia/article/view/828