[1] Shahid Beheshti Univ Med Sci, Res Inst Dent Sci, Dentofacial Deform Res Ctr, Tehran, Iran
[2] Islamic Azad Univ Tehran, Dept Oral & Maxillofacial Radiol, Dent Branch, Tehran, Iran
[3] Islamic Azad Univ Tehran, Sch Dent, Dent Branch, Tehran, Iran
[4] Holland Bloorview Kids Rehabil Hosp, Toronto, ON, Canada
[5] Univ Toronto Toronto, Childrens Aid Soc Toronto, Toronto, ON, Canada
[6] McGill Univ, Fac Dent Med & Oral Hlth Sci, Montreal, PQ, Canada
[7] Queen Mary Coll London, Trauma & Craniofacial Reconstruct, London, England