title: Letter to the editor: authors' response.
authors.affiliation: Division of Adult and Community Health, Centers for Disease Control and Prevention, Atlanta, GA.
authors.forename: Paul I
authors.initials: PI
authors.lastname: Eke
authors.forename: Roy C
authors.initials: RC
authors.lastname: Page
authors.forename: Liang
authors.initials: L
authors.lastname: Wei
authors.forename: Gina
authors.initials: G
authors.lastname: Thornton-Evans
authors.forename: Robert J
authors.initials: RJ
authors.lastname: Genco
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D010518:Periodontitis / Q000145:classification* / Q000453:epidemiology*; D011159:Population Surveillance / Q000379:methods*