1. Department of Pathology, Geisinger Medical Center, Geisinger Commonwealth School of Medicine, 100 N. Academy Ave, Danville, PA 17822, USA
2. Department of Radiology, Geisinger Medical Center, Geisinger Commonwealth School of Medicine, 100 N. Academy Ave, Danville, PA 17822, USA
3. Department of Gastroenterology and Hepatology, New York University Grossman School of Medicine, 550 1st Avenue, New York, NY 10016, USA
4. Department of Pathology, NYU Langone Medical Center, New York University Grossman School of Medicine, 550 1st Avenue, New York, NY 10016, USA