[1] Jouf Univ, Coll Dent, Pediat Dent Dept, Post Box 2014, Sakaka, Al Jouf, Saudi Arabia
[2] Jouf Univ, Coll Dent, Sakaka, Saudi Arabia
[3] Jouf Univ, Coll Dent, Oral Med & Radiol Dept, Sakaka, Saudi Arabia
[4] Najran Univ, Coll Dent, Pediat Dent Dept, Sakaka, Saudi Arabia
[5] Jouf Univ, Coll Dent, Orthodont Dept, Sakaka, Saudi Arabia
[6] Jouf Univ, Coll Dent, Community Dent Dept, Sakaka, Saudi Arabia