title: Response to Letter to the Editor.
authors.affiliation: UCSF Department of Biochemistry and Biophysics & Pediatric Dentist, Private Practice, San Francisco, California, USA.
authors.forename: Jeremy
authors.initials: J
authors.lastname: Horst
authors.affiliation: Asher Dental Services, Fossil, Oregon, USA; Contracting Pediatric Dentist, Oregon and Maine.
authors.forename: John C
authors.initials: JC
authors.lastname: Frachella
authors.affiliation: General Dentist in Private Practice Shoreview Dental, LLC Keizer, Oregon, USA.
authors.forename: Steve
authors.initials: S
authors.lastname: Duffin