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Liu, Nanyang, Tingting Zhang, Lina Ma, Huican Wang, Yu Cao, Yang Yang, Hui Pei, και Hao Li. "Efficacy and Safety of Lianhua Qingwen in the Treatment of Patients With Moderate COVID-19 Infection: A Protocol for Systematic Review and Meta Analysis." Medicine (Baltimore) 2020.

Liu, Nanyang, et al. "Efficacy and Safety of Lianhua Qingwen in the Treatment of Patients With Moderate COVID-19 Infection: A Protocol for Systematic Review and Meta Analysis." Medicine (Baltimore) 2020.