1. Department of Bioengineering University of California San Diego San Diego California USA
2. Department of Pediatrics University of California San Diego San Diego California USA
3. Clinic and Polyclinic of Cardiology Leipzig University Leipzig Germany
4. Department of Pathology University of California San Diego La Jolla California USA
5. Department of Hepatology and Gastroenterology Charité University Medicine Berlin Germany
6. School of Medicine University of California San Diego San Diego California USA