| Affiliation: | 1. Private Practice, Boston, Massachusetts, USA;2. Section of Orthodontics, Department of Growth and Development, University of Nebraska Medical Center, Lincoln, Nebraska, USA;3. Department of Developmental Sciences/Orthodontics, Marquette University School of Dentistry, Milwaukee, Wisconsin, USA;4. Division of Orthodontics, University of Connecticut Health, Farmington, Connecticut, USA;5. Department of Growth and Development, University of Nebraska Medical Center, Lincoln, Nebraska, USA |
