1. Center for Microbiome Informatics and Therapeutics, Massachusetts Institute of Technology, Cambridge, MA 02139, USA.
2. Broad Institute of MIT and Harvard, Cambridge, MA 02142, USA.
3. Center for Computational and Integrative Biology, Massachusetts General Hospital and Harvard Medical School, Boston, MA 02114, USA.
4. Department of Biological Engineering, Massachusetts Institute of Technology, Cambridge, MA 02142, USA.
5. Department of Pathology and Laboratory Medicine, University of Vermont Medical Center, Burlington, VT 05401, USA.
6. Division of Gastroenterology and Hepatology, University of Vermont, Burlington, VT 05401, USA.
7. Gastrointestinal Unit and Center for the Study of Inflammatory Bowel Disease, Massachusetts General Hospital and Harvard Medical School, Boston, MA 02114, USA.