title: Author's response.
authors.affiliation: Department of Dental Practice and Rural Health, Department of Epidemiology, West Virginia University, Health Sciences Center, Morgantown.
authors.forename: R Constance
authors.initials: RC
authors.lastname: Wiener
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D012907:Smoking / Q000453:epidemiology*; D064424:Tobacco Use / Q000453:epidemiology*; D014030:Tobacco, Smokeless / Q000706:statistics & numerical data*