1. Veterinary Internal Medicine, College of Veterinary Medicine, Seoul National University, Seoul, Korea.
2. Center for Vector-Borne Diseases, School of Veterinary Medicine, University of California, Davis, California.
3. 5th Medical Detachment, 168th Medical Battalion (AS), 18thMedical Command, Unit #15247, APO AP 96205-5247.
4. Force Health Protection, 18th Medical Command, Unit #15821, APO AP 96205-5281.