The effect of traditional cupping on pain and mechanical thresholds in patients with chronic nonspecific neck pain: a randomised controlled pilot study. - Lauche, R; Cramer, H; Hohmann, C; Choi, K E; Rampp, T; Saha, F J; Musial, F; Langhorst, J; Dobos, G (Evid Based Complement Alternat Med, 2012)