Wahdan, Mahmoud, Ahmed Saleh, und Mohammed Morad. 2022. „Free Hand Technique For Lateral Mass Screws Insertion; A Safe, Accurate, and Simple Procedure For Posterior Cervical Spine Fixation“. East African Journal of Neurological Sciences 1 (Supp 1). https://theeajns.org/index.php/eajns/article/view/122.