%0 Journal Article %T How Bacterial Communities Expand Functional Repertoires %A James Versalovic %A David Relman %J PLOS Biology %D 2006 %I Public Library of Science (PLoS) %R 10.1371/journal.pbio.0040430 %U http://www.plosmedicine.org/article/info%3Adoi%2F10.1371%2Fjournal.pbio.0040430