title: Improved oral health of schoolchildren of 16 communities after 8 years of prevention. I. Combining DMF data from the communities.
mesh_terms: D000293:Adolescent; D002648:Child; D003149:Community Dentistry; D004245:DMF Index; D003731:Dental Caries / Q000517:prevention & control*; D003753:Dental Health Surveys; D005460:Fluorides, Topical / Q000627:therapeutic use; D006801:Humans; D009909:Oral Health; D012571:School Dentistry; D012965:Sodium Chloride; D013557:Switzerland; D014099:Toothbrushing
chemical_list: D005460:Fluorides, Topical; D012965:Sodium Chloride