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Xu, Chang, Liang-Liang Cheng, Yu Liu, Peng-Li Jia, Ming-Yue Gao, and Chao Zhang. "Protocol Registration or Development May Benefit the Design, Conduct and Reporting of Dose-response Meta-analysis: Empirical Evidence From a Literature Survey." BMC Med Res Methodol 2019.

Xu, Chang, et al. "Protocol Registration or Development May Benefit the Design, Conduct and Reporting of Dose-response Meta-analysis: Empirical Evidence From a Literature Survey." BMC Med Res Methodol 2019.