title: [New developments in periodontology].
authors.forename: U
authors.initials: U
authors.lastname: van der Velden
mesh_terms: D006801:Humans; D009067:Mouthwashes; D009909:Oral Health; D009910:Oral Hygiene / Q000379:methods*; D010517:Periodontics / Q000639:trends*; D012307:Risk Factors; D014099:Toothbrushing / Q000295:instrumentation / Q000379:methods
chemical_list: D009067:Mouthwashes