title: Implant micro-gap modification.
authors.affiliation: American Academy of Periodontology, USA. drdoncallan@aol.com
authors.forename: Donald P
authors.initials: DP
authors.lastname: Callan
mesh_terms: D003442:Crowns; D000044:Dental Abutments; D017267:Dental Prosthesis Design; D019094:Dental Prosthesis, Implant-Supported; D005260:Female; D006801:Humans; D008875:Middle Aged; D010518:Periodontitis / Q000517:prevention & control*