TY - BOOK AU - Hashish,Dena Ibrahim AU - Attia,Khaled Hazem AU - Heider,Ahmed Mostafa TI - A comparison between self ligating and three dimensional lingual appliances in the treatment of class I malocclusion subject: a clinical study U1 - 617.643 21 PY - 2010/// KW - Orthodontics N1 - Supervisors: Khaled Hazem Attia, Ahmed Mostafa Heider; Thesis (M. Sc.)-Cairo University, Faculty of Oral and Dental Medicine, 2010; Includes bibliographical references (pages 85-104) ER -