title: A two-year study of fissure sealant in two Nova Scotia communities.
mesh_terms: D000268:Adhesiveness; D002648:Child; D002675:Child, Preschool; D003731:Dental Caries / Q000517:prevention & control; D003764:Dental Materials / Q000592:standards*; D005459:Fluorides / Q000032:analysis; D006801:Humans; D009674:Nova Scotia; D010895:Pit and Fissure Sealants / Q000592:standards* / Q000627:therapeutic use; D014881:Water Supply
chemical_list: D003764:Dental Materials; D010895:Pit and Fissure Sealants; D005459:Fluorides