title: A four-year fissure sealing study in fluoridated and non-fluoridated Galloway.
mesh_terms: D002648:Child; D003731:Dental Caries / Q000517:prevention & control*; D003764:Dental Materials / Q000627:therapeutic use*; D005069:Evaluation Studies as Topic; D005457:Fluoridation; D006801:Humans; D010895:Pit and Fissure Sealants / Q000627:therapeutic use*; D012606:Scotland
chemical_list: D003764:Dental Materials; D010895:Pit and Fissure Sealants