title: Authors' response.
authors.affiliation: Department of Community Dentistry and Behavioral Science, University of Florida College of Dentistry, Gainesville, FL.
authors.forename: Scott L
authors.initials: SL
authors.lastname: Tomar
authors.affiliation: International and American Associations for Dental Research, Alexandria, VA.
authors.forename: Christopher H
authors.initials: CH
authors.lastname: Fox
authors.affiliation: Northeastern University, Bouvé College of Health Sciences, Boston, MA.
authors.forename: Gregory N
authors.initials: GN
authors.lastname: Connolly