title: Straight-line access.
authors: R M
authors: RM
authors: Rybicki
authors: M A
authors: MA
authors: Heuer
mesh_terms: D003442:Crowns; D003776:Dental Porcelain; D019232:Dental Restoration Failure; D006801:Humans; D018915:Root Canal Preparation / Q000009:adverse effects* / Q000379:methods
chemical_list: D003776:Dental Porcelain