1. University of Houston , Houston, Texas , USA
2. Washington University , St Louis, Missouri , USA
3. Ferring Pharmaceuticals , Parsippany, New Jersey , USA
4. Rebiotix, a Ferring Company , Roseville, Minnesota , USA
5. Analysis Group Inc., Boston, Massachusetts , USA
6. Analysis Group, Inc., New York, New York , USA
7. GST Micro, North, Virginia , USA
8. Yale University School of Medicine , New Haven, Connecticut , USA
9. PACT-Gastroenterology Center , New Haven, Connecticut , USA