title: Microstructure of posterior restorations of composite resin after clinical wear.
mesh_terms: D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003188:Composite Resins; D003793:Dental Restoration, Permanent; D006801:Humans; D066298:In Vitro Techniques; D013499:Surface Properties
chemical_list: D003188:Composite Resins