1. Joint Department of Medical ImagingUniversity of Toronto Toronto Canada
2. Department of RadiologyMontefiore Medical Center Bronx New York USA
3. Department of RadiologyDuke University Medical Center Durham North Carolina USA
4. Department of RadiologyMemorial Sloan Kettering Cancer Center New York New York USA
5. Department of RadiologyUniversity of California San Diego California USA
6. Department of RadiologyThomas Jefferson University Philadelphia Pennsylvania USA
7. Department of RadiologyCentre Hospitalier de l'Université de Montréal (CHUM) Montréal Québec Canada
8. Department of RadiologyMD Anderson Cancer Centre Houston Texas USA
9. Department of RadiologyStanford University Palo Alto California USA
10. Department of GastroenterologyUniversity of California San Diego California USA
11. Department of Radiology and Radiological SciencesVanderbilt University Medical Center Nashville Tennessee USA