1Fernandez-de-Las-Penas C, Alonso-Blanco C, Cleland JA, et al. Changes in pressure pain thresholds over C5-C6 zygapo physeal joint after a cervicothoracic junction manipulation in healthy subjects. J Manioulative Phvsiol Ther, 2008, 31 (5): 332-337.
2Schellingerhout JM, Verhagen AP, Heymans MW, et al. Which subgroups of patients with non-specific neck pain are more likely to benefit from spinal manipulati on therapy, physiotherapy, or usual care. Pain, 2008, 139(3): 670-680.
