title: [Prophylaxis and retraction technic for impression taking of subgingival roots].
mesh_terms: D003737:Dental Cavity Preparation; D003761:Dental Impression Technique; D006801:Humans; D014092:Tooth Root
vernacular_title: Prophylaxie et technique de rétraction permettant la prise d'empreinte de racines sous-gingivales.