Figure 1From: Pilot study of blood perfusion coherence along the meridian in forearm Illustration of the study design. (A) the measure points selection; (B) the original blood perfusion signal. PC, Pericardium Meridian; PC3, Quze acupoint; PC7, Daling acupoint. 1, 2, 3, 4, 5 represent the measurement points of Ch 1, Ch 2, Ch 3, Ch 4, Ch 5, respectively.Back to article page