Fig. 3From: Effect and neurophysiological mechanism of acupuncture in patients with chronic sciatica: protocol for a randomized, patient-assessor blind, sham-controlled clinical trialFunctional magnetic resonance imaging experiment paradigm (REST steady-state resting run; TASK 1/2 block design bothersomeness and emotion stimulus run; 3D-T1W structural image acquisition using 3-dimensional T1-weighted turbo field echo; DTI diffusion tensor imaging; TASK 3 low-back-extension pain-model steady-state run)Back to article page