title: [Impression taking with the aid of R. collars].
mesh_terms: D003442:Crowns; D003760:Dental Impression Materials; D003761:Dental Impression Technique; D005881:Gingiva; D006801:Humans
chemical_list: D003760:Dental Impression Materials
vernacular_title: Prise d'empreinte à l'aide des R. collars.