AUTHOR=Riefler John F. TITLE=When a Safety Signal Appears: Do the Right Thing JOURNAL=Frontiers in Public Health VOLUME=1 YEAR=2013 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2013.00055 DOI=10.3389/fpubh.2013.00055 ISSN=2296-2565