| Institution: | 1. Private practice. Sanaa, Yemen;2. Assistant professor, Faculty of Dentistry, Ibb University, Ibb, Yemen;3. Professor, Department of Orthodontics, Faculty of Oral and Dental Medicine, Cairo University, Cairo, Egypt;4. Professor, Department of Orthodontics; dean, Faculty of Oral and Dental Medicine, Cairo University, Cairo, Egypt;5. Professor, Department of Orthodontics, Faculty of Oral and Dental Medicine, Cairo University, Cairo, Egypt;1. Laboratoire de recherche de santé orale et réhabilitation buccofaciale, LR12, ES11, faculté de médecine dentaire, université de Monastir, avenue Avicenne, 5000 Monastir, Tunisie;2. Département d’orthodontie, faculté d’odontologie, université de Montpellier, 545, avenue Jean-Louis-Viala, 34080 Montpellier, France;1. Department of Orthodontics, School of Dentistry, University of Washington, Seattle, Wash;2. Private Practice, Vancouver, British Columbia, Canada;3. Department of Restorative Dentistry, School of Dentistry, University of Washington, Seattle, Wash;4. Department of Oral Health Sciences, School of Dentistry, University of Washington, Seattle, Wash |
