title: [Not Available].
authors.affiliation: Division of orthodontics, faculty of dentistry, Beirut Arab university, Beirut, Lebanon. Electronic address: yassir.talal@gmail.com.
authors.forename: Yassir Talal
authors.initials: YT
authors.lastname: Omer
authors.affiliation: Division of orthodontics, faculty of dentistry, Beirut Arab university, Beirut, Lebanon; Department of orthodontics and dentofacial orthopedics, Henry M. Goldman School of Dental Medicine, Boston University, Boston, USA; Department of orthodontics, School of Dental Medicine, Joseph University, Beyrouth, Lebanon.
authors.forename: Joseph
authors.initials: J
authors.lastname: Bouserhal
authors.affiliation: Division of oral health and society, faculty of dentistry, McGill university, Montréal, Canada.
authors.forename: Nuha
authors.initials: N
authors.lastname: Hawas
authors.affiliation: Department of developmental sciences, division of orthodontics, faculty of dentistry, Beirut Arab university, Beyrouth, Lebanon.
authors.forename: Ahmed
authors.initials: A
authors.lastname: Abdel Moneim El Sayed
keywords: Besoin en traitement orthodontique; Besoin perçu; Indices occlusaux; Malocclusion