1. Department of Radiology and Surgery, Ronald Reagan UCLA Medical Center, Los Angeles, California, USA
2. Department of General Surgery, Digestive Disease and Surgery Institute Cleveland Clinic, Cleveland, Ohio, USA
3. Yale University School of Medicine, Department of Internal Medicine, Section of Digestive Diseases, New Haven, Connecticut, USA
4. VA Connecticut Healthcare System, West Haven, Connecticut, USA
5. Department of Radiology and Medical Imaging/Interventional Radiology, University of Virginia School of Medicine, Charlottesville, Virginia, USA
6. Barcelona Hepatic Hemodynamic Laboratory, Liver Unit, Hospital Clínic, Institut D'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS). Universitat de Barcelona (UB). CIBEREHD (Centro de Investigación Biomédica en Red Enfermedades Hepáticas y Digestivas). Health Care Provider of the European Reference Network on Rare Liver Disorders (ERN-Liver), Barcelona, Spain
7. Department of Interventional Radiology, Miller School of Medicine, University of Miami, Miami, Florida, USA
8. Massachusetts General Hospital, Boston, Massachusetts, USA
9. Boston University Chobanian and Avedisian School of Medicine, Boston, Massachusetts, USA
10. AP-HP Sorbonne Université, Hôpital Universitaire Pitié-Salpêtrière, Service d'Hépato-gastroentérologie, Paris, France
11. Division of Gastroenterology (Liver Unit), University of Alberta, Edmonton, Canada