Fig. 1. Needling depth of five-phase acupoints. The depth of needling at 60 five-phase acupoints was compared between well, spring, stream, river, and sea acupoints. The proximal part of the extremities had deeper needling depth than the distal part of the extremities.

Korean J Acupunct 2022;39:63-7 https://doi.org/10.14406/acu.2022.009

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