[Fluoridation of salt in 4 Colombian cities].
D003731:Dental Caries / Q000517:prevention & control; D003813:Dentistry; D005459:Fluorides / Q000627:therapeutic use; D005503:Food Additives; D012965:Sodium Chloride
D005503:Food Additives; D012965:Sodium Chloride; D005459:Fluorides
Fluoruración de la sal en cuatro ciudades Colombianas.