AUTHOR=Stobbe Anthony H. , Roossinck Marilyn J. TITLE=Plant virus metagenomics: what we know and why we need to know more JOURNAL=Frontiers in Plant Science VOLUME=5 YEAR=2014 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2014.00150 DOI=10.3389/fpls.2014.00150 ISSN=1664-462X