1. The Program for Experimental and Theoretical Modeling; Division of Hepatology; Department of Medicine; Loyola University Medical Center; Maywood IL USA
2. Theoretical Biology and Biophysics; Los Alamos National Laboratory; Los Alamos NM USA
3. Digestive Disease Institute; Share'e Zedek Medical Center; Jerusalem Israel
4. Liver Unit; Digestive Disease Institute; Share'e Zedek Medical Center; Jerusalem Israel
5. Rottapharm/Madaus; Monza Italy
6. Nursing Division; Share'e Zedek Medical Center; Jerusalem Israel
7. Internal medicine; Share'e Zedek Medical Center; Jerusalem Israel