AUTHOR=Smith Helen , Bulbul Alpaslan , Jones Christina J. TITLE=Can Online Discussion Sites Generate Quality Data for Research Purposes? JOURNAL=Frontiers in Public Health VOLUME=5 YEAR=2017 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2017.00156 DOI=10.3389/fpubh.2017.00156 ISSN=2296-2565