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. 2017 Mar 9;18:115. doi: 10.1186/s13063-017-1854-2

Table 2.

Sham acupuncture protocol [34]

Point Stimulation location Skin innervation
No known point Sham EA On top of acromion C3-4, n. supraclavicularis
No known point Sham EA On humerus, behind LI14 C5-6, n. cutaneous brachii lateralis