Methodological quality (risk of bias) assessment tools for primary and secondary medical studies: what are they and

Lin-Lu Ma1, Yun-Yun Wang1,2, Zhi-Hua Yang1

  • 1Center for Evidence-Based and Translational Medicine, Zhongnan Hospital, Wuhan University, 169 Donghu Road, Wuchang District, Wuhan, 430071, Hubei, China.

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