1. a Naphtali Brezniak, Head of the Orthodontic Residency, Orthodontic Department, Dental Unit, Medical Corps, Israel Defence Forces
2. b Atalia Wasserstein, Orthodontic Residency, Orthodontic Department, Dental Unit, Medical Corps, Israel Defence Forces, and Orthodontic Department, School of Dentistry, Tel-Aviv University, Tel-Aviv, Israel