From: Acupuncture for persistent atrial fibrillation after catheter ablation: study protocol for a pilot randomized controlled trial
Non-acupoints
Location
NA1
In the middle of Shentang (BL44) and Tianzong (SI11) points
NA2
In the middle of Tianquan (PC2) and Qingling (HT2) points
NA3
In the middle of Quze (PC3) and Qingling (HT2) points