title: Aesthetic evolution of anterior maxillary crowns: 5-year update.
authors.affiliation: University of Zurich, Zurich, Switzerland.
authors.forename: Stefan J
authors.initials: SJ
authors.lastname: Paul
authors.forename: Nicolas
authors.initials: N
authors.lastname: Pietrobon
mesh_terms: D003442:Crowns; D019250:Dental Implants, Single-Tooth; D003776:Dental Porcelain; D006801:Humans; D007180:Incisor; D008437:Maxilla; D016876:Metal Ceramic Alloys
chemical_list: D016876:Metal Ceramic Alloys; D003776:Dental Porcelain