1. Radcliffe Department of Medicine University of Oxford UK
2. Pinnacle Clinical Research San Antonio TX
3. NGM Biopharmaceuticals South San Francisco CA
4. San Antonio Military Medical Center San Antonio TX
5. Clinical Research and Education Texas Digestive Disease Consultants Dallas TX
6. Radiology and Medicine (Gastroenterology) Duke University Durham NC
7. Pathology Duke University Durham NC
8. Perspectum Diagnostics Oxford UK
9. Summit Analytical Denver CO