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. 2021 Jul 19;14:2209–2228. doi: 10.2147/JPR.S315956

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© 2021 Liu et al.

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Evidence network diagram of WOMAC pain score for different acupuncture treatments for knee osteoarthritis.

Notes: 1-moxibustion; 2-western medicine; 3-electro-acupuncture; 4-sham moxibustion; 5-conventional acupuncture; 6-warm needle; 7-sham acupuncture; 8-fire needle