title: Studies question extensive root planing to remove cementum.
authors.forename: T
authors.initials: T
authors.lastname: O'Hehir
mesh_terms: D003739:Dental Cementum / Q000382:microbiology / Q000601:surgery*; D004731:Endotoxins; D006801:Humans; D016745:Root Planing / Q000379:methods*
chemical_list: D004731:Endotoxins