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[Effect of "Yinqi Guiyuan" needling on primary insomnia].
Guan TX, Xu YF, Lin SJ, Qin XD, Li JF, Huang BQ, Guo ZK. Guan TX, et al. Zhen Ci Yan Jiu. 2019 Nov 25;44(11):840-2. doi: 10.13702/j.1000-0607.180330. Zhen Ci Yan Jiu. 2019. PMID: 31777236 Clinical Trial. Chinese.
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