TY JOUR TI Manual diagnostics of the segmental dysfunction of C1-C2 and C2-C3 segments in cervicogenic headache and migraine KW Nonspecific neck pain; migraine; cervicogenic headache KW segmental dysfunction JO Manual Therapy AU Bakhtadze, M.A. AU Kanaev, S.P. AU Kuzminov, K.O. AU Bolotov, D.A. PY 2022 IS 0 PB Interregional Associations of Public Union of Manual Medicine Doctors