title: A longitudinal study of dental restorations.
mesh_terms: D003723:Dental Amalgam; D003792:Dental Records; D003793:Dental Restoration, Permanent; D004739:England; D006801:Humans; D008137:Longitudinal Studies; D012823:Silicate Cement
chemical_list: D012823:Silicate Cement; D003723:Dental Amalgam