Chu, E. C. P., Chu, V. K. Y. and Lin, A. F. C. (2019) “Cervicogenic Headache Alleviating by Spinal Adjustment in Combination with Extension-Compression Traction”, Archives of Clinical and Medical Case Reports, 3(5), pp. 269–273. Available at: https://fortunejournals.org/ojs/index.php/acmcr/article/view/22146 (Accessed: 15 June 2026).