Shaoyang-specific acupuncture | Shaoyang |
| Yes | 2 Hz, 100 Hz; 0.1–1.0 mA; 30 min |
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Shaoyang-nonspecific acupuncture | Shaoyang |
| Yes | 2 Hz, 100 Hz; 0.1–1.0 mA; 30 min |
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Yangming-specific acupuncture | Yangming |
| Yes | 2 Hz, 100 Hz; 0.1–1.0 mA; 30 min |
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Sham acupuncture (control) | None |
| No | 2 Hz, 100 Hz; 0.1–1.0 mA; 30 min |
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