Ahmed, Haider, and Fakhri Ali. “Dental Arches Dimensions, Forms and the Relation to Facial Types in a Sample of Iraqi Adults With Skeletal and Dental Class I Normal Occlusion ”. Journal of Baghdad College of Dentistry 24, no. Special Is (1): 99-107. Accessed November 21, 2019. http://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/1215.