1. Liver Diseases Branch; National Institutes of Health; Bethesda MD
2. Division of Gastroenterology and Hepatology; MetroHealth Medical Center; Cleveland OH
3. Laboratory of Pathology; National Cancer Institute, National Institutes of Health; Bethesda MD
4. Department of Clinical Research Informatics; Clinical Center, National Institutes of Health; Bethesda MD
5. Office of the Director; National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health; Bethesda MD