1. Department of Molecular and Comparative Pathobiology, Johns Hopkins University, School of Medicine, Baltimore, Maryland
2. Department of Pathology Microbiology and Immunology, Vanderbilt University Medical Center, Nashville, Tennessee
3. Department of Pathology, Duke University School of Medicine, Durham, North Carolina
4. Department of Pathology, University of Iowa, Iowa City, Iowa
5. Department of Comparative Medicine, University of Washington School of Medicine, Seattle, Washington
6. GEMpath Inc. Longmont, Colorado