title: New perspectives regarding calculus and gingival recession.
authors.affiliation: Department of Periodontics, University of Pennsylvania School of Dental Medicine, Philadelphia.
authors.forename: S L
authors.initials: SL
authors.lastname: Yankell
authors.forename: R C
authors.initials: RC
authors.lastname: Emling
authors.forename: A R
authors.initials: AR
authors.lastname: Volpe
mesh_terms: D003728:Dental Calculus / Q000150:complications; D003802:Dentifrices / Q000627:therapeutic use; D011756:Diphosphates / Q000627:therapeutic use; D005889:Gingival Recession / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D008298:Maleates / Q000627:therapeutic use; D011145:Polyvinyls / Q000627:therapeutic use
chemical_list: D003802:Dentifrices; D011756:Diphosphates; D008298:Maleates; D011145:Polyvinyls; C058026:polyvinylmethoxyethylene-maleic anhydride copolymer