1. Section of Virology Division Infectious Diseases and Immunology Faculty of Veterinary Medicine Department of Biomolecular Health Sciences Utrecht University Utrecht The Netherlands
2. Section of Immunology Division Infectious Diseases and Immunology Faculty of Veterinary Medicine Department of Biomolecular Health Sciences Utrecht University Utrecht The Netherlands
3. Department of Wildlife Conservation, Elephant Transit Home Udawalawe Sri Lanka
4. Pinnawala Elephant Orphanage Rambukkana Sri Lanka
5. Veterinary Advisor EAZA Elephant TAG Rotterdam Zoo Rotterdam The Netherlands
6. Faculty of Veterinary Medicine and Animal Science Department of Veterinary Pathobiology University of Peradeniya Peradeniya Sri Lanka
7. Faculty of Veterinary Science Department of Veterinary Tropical Diseases University of Pretoria Onderstepoort South Africa