1. Columbia University Vagelos College of Physicians and Surgeons , New York, NY , USA
2. Columbia University Irving Medical Center, Departments of Dermatology
3. University of Pennsylvania, Perelman School of Medicine, Department of Radiology , Philadelphia, PA , USA
4. Radiology
5. Biomedical Informatics , New York, NY , USA
6. Columbia University Vagelos College of Physicians and Surgeons, Department of Medicine, Center for Clinical Medical Ethics , New York, NY , USA