AUTHOR=Mörl Falk , Günther Michael , Rockenfeller Robert TITLE=Is the Harm-to-Benefit Ratio a Key Criterion in Vaccine Approval? JOURNAL=Frontiers in Medicine VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2022.879120 DOI=10.3389/fmed.2022.879120 ISSN=2296-858X