AUTHOR=Watt Caroline , Kennedy James E. TITLE=Lessons from the first two years of operating a study registry JOURNAL=Frontiers in Psychology VOLUME=6 YEAR=2015 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2015.00173 DOI=10.3389/fpsyg.2015.00173 ISSN=1664-1078