title: Introduction.
authors.forename: Jaume
authors.initials: J
authors.lastname: Campistol
mesh_terms: D015415:Biomarkers / Q000032:analysis; D001921:Brain / Q000378:metabolism* / Q000503:physiopathology; D018479:Early Intervention, Educational; D006801:Humans; D008661:Metabolism, Inborn Errors / Q000235:genetics / Q000378:metabolism / Q000628:therapy; D009462:Neurology; D012106:Research
chemical_list: D015415:Biomarkers