title: Comparison of impressions made in perforated and nonperforated rimlock trays.
mesh_terms: D000464:Alginates / Q000592:standards; D000704:Analysis of Variance; D003748:Dental Equipment / Q000592:standards*; D003760:Dental Impression Materials; D003761:Dental Impression Technique / Q000592:standards*; D003764:Dental Materials / Q000592:standards*; D006801:Humans; D003765:Models, Dental
chemical_list: D000464:Alginates; D003760:Dental Impression Materials; D003764:Dental Materials