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- Risk of bias and methodological issues in randomised controlled trials of acupuncture for knee osteoarthritis: a cross-sectional studyPengli Jia, Li Tang, Jiajie Yu, Andy H Lee, Xu Zhou, Deying Kang, Yanan Luo, Jiali Liu, Xin SunBMJ Open Mar 2018, 8 (3) e019847; DOI: 10.1136/bmjopen-2017-019847
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