Dental fluorosis according to birth cohort and fluoride markers in an endemic region of Colombia - Saldarriaga, Alexandra; Restrepo, Manuel; Rojas-Gualdrón, Diego F.; Carvalho, Thamyris de Souza; Buzalaf, Marília Afonso Rabelo; Santos-Pinto, Lourdes; Jeremias, Fabiano (The Scientific World Journal, 2021)