title: Letter to the editor.
authors.forename: Effy H
authors.initials: EH
authors.lastname: Ehrmann
mesh_terms: D000369:Aged, 80 and over; D050071:Bone Density Conservation Agents / Q000009:adverse effects*; D000075202:Contraindications; D003731:Dental Caries / Q000628:therapy; D019232:Dental Restoration Failure; D020878:Device Removal; D004164:Diphosphonates / Q000009:adverse effects*; D005260:Female; D006801:Humans; D007571:Jaw Diseases / Q000139:chemically induced / Q000517:prevention & control*; D008297:Male; D010020:Osteonecrosis / Q000139:chemically induced / Q000517:prevention & control*; D011176:Post and Core Technique / Q000009:adverse effects; D012390:Root Canal Therapy; D014081:Tooth Extraction
chemical_list: D050071:Bone Density Conservation Agents; D004164:Diphosphonates