1. Department of Pathology, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA
2. College of American Pathologists, Northfield, IL, USA
3. The Joint Pathology Center, Silver Spring, MD, USA
4. Department of Pathology and Anatomy, Eastern Virginia Medical School, Norfolk, VA, USA
5. Department of Pathology and Laboratory Medicine Services, Walter Reed National Military Medical Center, Bethesda, MD, USA
6. Department of Pathology, Penn State Health Hershey Medical Center, Hershey, PA, USA
7. Department of Pathology, Stanford University School of Medicine, CA, USA
8. Department of Pathology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA
9. Department of Pathology, Augusta University-Medical College of Georgia, GA, USA
10. Department of Pathology, Virginia Commonwealth University, Richmond, VA, USA
11. Department of Pathology, UT Southwestern Medical Center and Children’s Health, Dallas, TX, USA
12. Department of Pathology, Microbiology and Immunology, Vanderbilt University School of Medicine, Nashville, TN, USA