1. University of Colorado Denver; Aurora CO USA
2. Bristol-Myers Squibb; Princeton NJ USA
3. Mercy Medical Center; Baltimore MD USA
4. The Texas Liver Institute; University of Texas Health Science Center; San Antonio TX USA
5. Southern California GI and Liver Centers; Coronado CA USA
6. Fundación de Investigación; San Juan PR USA
7. Precision Research Institute; San Diego CA USA
8. Southwest CARE Center; Santa Fe NM USA
9. Dean Foundation for Health, Research and Education Inc; Madison WI USA
10. Orlando Immunology Center; Orlando FL USA
11. The Thomas Starzl Transplant Institute; University of Pittsburgh Medical Center; Pittsburgh PA USA
12. Miami Research Associates; South Miami FL USA
13. Inova Fairfax Hospital; Center for Liver Diseases; Falls Church VA USA
14. PRA Health Sciences; Raleigh NC USA
15. Atlanta Gastroenterology Associates' Liver Center; Atlanta GA USA
16. Bristol-Myers Squibb; Wallingford CT USA