| Recruiting | N/A | 4000 | Canada, US | None - Observational, Observational | American Gastroenterological Association, OpenBiome, University of California, San Diego, Commure, University of Pennsylvania, University of Minnesota, Loyola University Chicago | Fecal Microbiota Transplantation, Clostridium Difficile Infection, Gut Microbiome | 08/27 | 08/27 | | |