title: Diagnosis questioned.
authors.forename: Howard
authors.initials: H
authors.lastname: Linn
mesh_terms: D003743:Dental Enamel / Q000737:chemistry; D005889:Gingival Recession / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D013499:Surface Properties; D014100:Toothpastes / Q000009:adverse effects*
chemical_list: D014100:Toothpastes