Fig. 4From: The changes of neuroactivity of Tui Na (Chinese massage) at Hegu acupoint on sensorimotor cortex in stroke patients with upper limb motor dysfunction: a fNIRS studyThe averaged hemodynamic signal time courses in SM1 during Hegu acupoint Tui Na of the left (C) and right hand (D) in healthy controls. The blue line represents the left hemisphere and the red for the right hemisphere. The vertical dash lines indicate the onset and offset of the Tui Na taskBack to article page