An Acupuncture Research Protocol Developed from Historical Writings by Mathematical Reflections: A Rational Individualized Acupoint Selection Method for Immediate Pain Relief

Figure 1

Graphical plotting of the historical systems. (a) Interior/exterior; (b) neighbouring channels; (c) 6-stage I; (d) 6-stage II; (e) 6-stage III; (f) opposite clock and one new system; (g) 6-stage IV. Blue: yin meridians, red: yang meridians.

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