1. Department of Pathology, University of Pittsburgh, Pittsburgh, Pennsylvania
2. Department of Pathology and Laboratory Medicine, Hospital of the University of Pennsylvania, Perelman School of Medicine, Philadelphia
3. Division of Endocrinology and Metabolism, New York University School of Medicine, New York
4. Department of Pathology, Comprehensive Cancer Center, University of Michigan Health System, Ann Arbor
5. Department of Internal Medicine, Comprehensive Cancer Center, University of Michigan Health System, Ann Arbor
6. Department of Pathology and Laboratory Medicine, University of Wisconsin School of Medicine and Public Health, Madison
7. Department of Anatomic Pathology, Moffitt Cancer Center, Tampa, Florida