Fig. 1From: Effect of electroacupuncture at homotopic and heterotopic acupoints on abdominal pain in patients with irritable bowel syndrome: study protocol for a randomized controlled trialFlowchart of the study design. We will randomize 144 participants to the four groups. The interventions will last 30 min and will be carried out twice a week for 7 weeks. The study period will consist of the baseline, 7 weeks of treatment, and 3 months follow-upBack to article page