title: Pin castings by a paralleling device and hydrocolloid technique.
mesh_terms: D000464:Alginates; D003442:Crowns; D003737:Dental Cavity Preparation / Q000295:instrumentation*; D003761:Dental Impression Technique; D003772:Dental Pins; D003830:Denture, Partial, Fixed
chemical_list: D000464:Alginates