Caries-preventive effects of daily and weekly fluoride mouthrinsing  in an optimally fluoridated community: findings after eighteen months.
D002648:Child; D003731:Dental Caries / Q000517:prevention & control*; D005457:Fluoridation; D005459:Fluorides / Q000008:administration & dosage*; D006801:Humans; D009067:Mouthwashes / Q000008:administration & dosage* / Q000627:therapeutic use; D010919:Placebos; D012969:Sodium Fluoride / Q000008:administration & dosage* / Q000627:therapeutic use
D009067:Mouthwashes; D010919:Placebos; D012969:Sodium Fluoride; D005459:Fluorides