title: The Keyes technique as a cofactor in self-inflicted gingival lesions: a case report.
mesh_terms: D001639:Bicarbonates / Q000009:adverse effects*; D005260:Female; D005882:Gingival Diseases / Q000209:etiology* / Q000628:therapy; D006801:Humans; D006861:Hydrogen Peroxide / Q000009:adverse effects*; D008875:Middle Aged; D009910:Oral Hygiene / Q000009:adverse effects*; D012964:Sodium / Q000009:adverse effects*; D017693:Sodium Bicarbonate; D012965:Sodium Chloride / Q000009:adverse effects*
chemical_list: D001639:Bicarbonates; D012965:Sodium Chloride; D017693:Sodium Bicarbonate; D012964:Sodium; D006861:Hydrogen Peroxide