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| Hans-Günter Meyer-Thompson | Impfungen

Frequency of Adverse Events in the Placebo Arms of COVID-19 Vaccine Trials: A Systematic Review and Meta-analysis.

Frequency of Adverse Events in the Placebo Arms of COVID-19 Vaccine Trials: A Systematic Review and Meta-analysis. 

Haas JW, Bender FL, Ballou S, et al. 

JAMA Netw Open. 2022;5(1):e2143955. doi:10.1001/jamanetworkopen.2021.43955

https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2788172