1. Department of Laboratory Medicine, University of California, San Francisco, CA, USA
2. Blood Systems Research Institute, San Francisco, CA, USA
3. Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, CA, USA
4. Zoonosis and Comparative Medicine Group, Shanghai Jiao Tong University, Shanghai, Republic of China
5. IDEXX Laboratories, West Sacramento, CA, USA
6. Stanford Genome Technology Center, Stanford, CA, USA