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Renin-angiotensin system mechanism underlying the effect of auricular acupuncture on blood pressure in hypertensive patients with phlegm-dampness constitution: Study protocol for a randomized controlled trial

Fig 2

Auricular acupuncture points location (anterolateral and posteromedial).

PS, Groove; TF₄, Shenmen; CO₄, Stomach; CO₁₂, Liver; CO₁₃, Spleen; CO₁₅, Heart; CO₁₇, Triple Energizer.

doi: https://doi.org/10.1371/journal.pone.0294306.g002