title: Elastic recovery of polysulfide base impressions.
mesh_terms: D003760:Dental Impression Materials / Q000592:standards*; D003761:Dental Impression Technique; D004548:Elasticity; D012826:Silicone Elastomers / Q000592:standards*
chemical_list: D003760:Dental Impression Materials; D012826:Silicone Elastomers