1. The Broad Institute of MIT and Harvard, Cambridge, MA 02142, USA.
2. Center for Computational and Integrative Biology, Massachusetts General Hospital, Boston, MA 02114, USA.
3. Montreal Heart Institute Research Center, Montreal, Quebec H1T 1C8, Canada.
4. Pathology Department, Massachusetts General Hospital and Harvard Medical School, Boston, MA 02114, USA.
5. Center for the Study of Inflammatory Bowel Disease, Massachusetts General Hospital, Boston, MA 02114, USA.
6. Gastrointestinal Unit, Massachusetts General Hospital, Boston, MA 02114, USA.
7. Analytic and Translational Genetics Unit, Massachusetts General Hospital and Harvard Medical School, Boston, MA 02114, USA.
8. Department of Medicine, Université de Montréal, Montreal, Quebec H1T 1C8, Canada.
9. Center for Microbiome Informatics and Therapeutics, Massachusetts Institute of Technology, Cambridge, MA 02139, USA.