title: The effect on the accuracy of polysulphide impression material after treating preparations with various agents.
mesh_terms: D003760:Dental Impression Materials / Q000592:standards*; D003761:Dental Impression Technique / Q000592:standards; D006801:Humans; D010577:Petrolatum; D012463:Saliva; D013440:Sulfides; D013501:Surface-Active Agents
chemical_list: D003760:Dental Impression Materials; D013440:Sulfides; D013501:Surface-Active Agents; D010577:Petrolatum