Research Article

Measurements of Location-Dependent Nitric Oxide Levels on Skin Surface in relation to Acupuncture Point

Figure 3

A representative pNO measurement as a function of time when the sensor was moved between LI4 acupuncture point (gray-colored) and nonacupuncture point (noncolored) indicated in Figure 1(a). The sensor end plane to skin surface distance, ~1 mm.
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