title: [Lack of professional knowledge!].
authors.forename: A D
authors.initials: AD
authors.lastname: de Stigter
mesh_terms: D002516:Ceramics; D003722:Dental Alloys; D003764:Dental Materials / Q000737:chemistry*; D003793:Dental Restoration, Permanent / Q000379:methods; D006801:Humans; D011361:Professional Competence; D015040:Zirconium / Q000737:chemistry*
chemical_list: D003722:Dental Alloys; D003764:Dental Materials; D015040:Zirconium; C028541:zirconium oxide