Abaspour, Omolbanin, Mohammad Akbari, and Asghar Rezasoltani. 2020. “Ultrasonography Method of Deep Cervical Muscles and Thickness Measurement Reliability in Cervicogenic Headache and Healthy Subjects: A Pilot Study”. Journal of Modern Rehabilitation 14 (2), 121-30. https://jmr.tums.ac.ir/index.php/jmr/article/view/299.