Sakabe, F., Sakabe, D. and Bortolazzo, G. (2020) “Effects of upper cervical joints manipulation on the signs and symptoms of subjects with headache: a blind clinical trial.”, Manual Therapy, Posturology & Rehabilitation Journal, 18, pp. 1-8. Available at: https://mtprehabjournal.com/revista/article/view/808 (Accessed: 29September2020).