Abstract Nusiba Al-OdainiMaster’s Degree in Fixed Prosthodontics, University of Sana’aPhD Candidate, Department of Prosthodontics, Sana’a University

Abstract Dr. Nagi Hussien AlawdiMsc. In clinical orthodontic

Abstract Associate Professor Mohammed Al-Samhari,Dean of the Faculty of Dentistry, Genius University for Science and Technology,Vice Dean for Postgraduate Studies, Dhamar University

Abstract Dr. Hani Homaid- Master of Orthodontics – University of Sana’a, Yemen Lecturer in Orthodontics – Ibn Al-Nafis University Supervisor of Master’s Students – Thamar University, Department of Orthodontic

Abstract الاستاذ المساعد الدكتور علاء علي معوضة عضو سابق في الجمعية الامريكية لتعويضات الوجه والفكين. دكتوراه في تخصص التعويضات⋯