title: Caries prevention in first permanent molars by fissure sealing. A 2-year study in 6--8-year-old children.
mesh_terms: D000180:Acrylic Resins / Q000627:therapeutic use; D002648:Child; D003362:Cost-Benefit Analysis; D003731:Dental Caries / Q000517:prevention & control*; D003764:Dental Materials / Q000627:therapeutic use*; D006801:Humans; D008963:Molar; D010895:Pit and Fissure Sealants / Q000627:therapeutic use*
chemical_list: D000180:Acrylic Resins; D003764:Dental Materials; D010895:Pit and Fissure Sealants