AUTHOR=Gallup Andrew C. TITLE=Over-the-Counter Painkillers and Evolutionary Mismatch JOURNAL=Frontiers in Psychology VOLUME=10 YEAR=2019 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2019.00686 DOI=10.3389/fpsyg.2019.00686 ISSN=1664-1078