M. Abdulla, Nagham, and Ali I. Al-Bustani. “Skeletal and Dental Changes Induced. By Frankel (FR-2) Apphance”. Mustansiria Dental Journal 2, no. 1 (June 15, 2005): 80–86. Accessed July 22, 2024. https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/1050.