1. Marine Mammal Health Program and Department of Small Animal Clinical Sciences, College of Veterinary Medicine, University of Florida, PO Box 100126, Gainesville, Florida 32610, USA
2. The Marine Mammal Center, 1065 Fort Cronkhite, Sausalito, California 94965, USA
3. Division of Marine Mammal Research and Conservation, Harbor Branch Oceanographical Institution, 5600 US 1 North, Ft. Pierce, Florida 34946, USA
4. Department of Large Animal Clinical Sciences, College of Veterinary Medicine, University of Florida, PO Box 100126, Gainesville, Florida 32610, USA
5. Department of Pathology, Immunology and Laboratory Medicine, College of Medicine, University of Florida, PO Box 100275, Gainesville, Florida 32610, USA
6. Department of Molecular Genetics and Microbiology, College of Medicine, University of Florida, PO Box 100266, Gainesville, Florida 32610, USA