title: 3. Core problems and case studies: 3.1 key challenges of toxicology.
authors.affiliation: Sección de Toxicología, Centre for Research and Advanced Studies (CINVESTAV), Mexico City, Mexico. comcebrian@cinvestav.mx
authors.forename: M E
authors.initials: ME
authors.lastname: Cebrián
mesh_terms: D004305:Dose-Response Relationship, Drug; D004781:Environmental Exposure; D006801:Humans; D018570:Risk Assessment; D014116:Toxicology / Q000639:trends*; D035501:Uncertainty