Cardoso R, Seixas A, Rodrigues S, Moreira‑Silva I, Ventura N, Azevedo J, Monsignori F. The effectiveness of Sustained Natural Apophyseal Glide on Flexion Rotation Test, pain intensity, and functionality in subjects with Cervicogenic Headache: A Systematic Review of Randomized Trials. Arch. Physioter [Internet]. 2022 Sep. 1 [cited 2024 May 20];12(1). Available from: https://journals.aboutscience.eu/index.php/aop/article/view/2800