AUTHOR=Brunken L. , Vieira Silva A. , Öberg M. TITLE=Selection of the critical effect size alters hazard characterization – a retrospective analysis of key studies used for risk assessments of PFAS JOURNAL=Frontiers in Toxicology VOLUME=7 YEAR=2025 URL=https://www.frontiersin.org/journals/toxicology/articles/10.3389/ftox.2025.1525089 DOI=10.3389/ftox.2025.1525089 ISSN=2673-3080