title: One-yer and two-year clinical evaluation of a composite resin vs. amalgam.
mesh_terms: D002986:Clinical Trials as Topic; D003116:Color; D003188:Composite Resins / Q000592:standards*; D003723:Dental Amalgam / Q000592:standards*; D005069:Evaluation Studies as Topic; D006244:Hardness; D006801:Humans; D013499:Surface Properties
chemical_list: D003188:Composite Resins; D003723:Dental Amalgam