title: All-ceramic crown systems: clinical research versus observation in supporting claims.
authors.affiliation: Department of Crown and Bridge Prosthodontics, University of Zurich Dental School, Switzerland.
authors.forename: P
authors.initials: P
authors.lastname: Schärer
mesh_terms: D000538:Aluminum Silicates / Q000737:chemistry; D002986:Clinical Trials as Topic; D003442:Crowns; D003776:Dental Porcelain / Q000737:chemistry; D018865:Dental Research; D006801:Humans
chemical_list: D000538:Aluminum Silicates; C075815:IPS-Empress ceramic; D003776:Dental Porcelain