1. Department of Medicine, Duke University Medical Center, Durham, NC
2. Duke Cancer Institute, Durham, NC
3. Department of Anthropology, University of California, Santa Barbara, Santa Barbara, CA
4. Cummings School of Veterinary Medicine, Tufts University, Boston, MA
5. Department of Orthopaedics, Duke University Medical Center, Durham, NC
6. Virginia-Maryland Regional College of Veterinary Medicine, Blacksburg, VA
7. Broad Institute, Massachussettes Institute of Technology and Harvard University, Boston, MA
8. Department of Biological Sciences, North Carolina State University, Raleigh, NC
9. Department of Statistics, North Carolina State University, Raleigh, NC