El Kattan, Ehab, Mohamed El Kattan, and Omnia A. Elhiny. “A New Horizontal Plane of the Head”. Open Access Macedonian Journal of Medical Sciences 6, no. 5 (May 19, 2018): 767–771. Accessed April 19, 2024. https://oamjms.eu/index.php/mjms/article/view/oamjms.2018.172.