1. Institute of Animal Physiology, Physiological Chemistry and Animal Nutrition, Ludwig–Maximillians-University, Veterinaerstr. 13, 80539 Munich, Germany
2. International Wildlife Veterinary Services, 1451 Shaffer Road, Santa Cruz, California 95060, USA
3. Our Lady of Mercy Medical Center, 600 E. 233rd Street, Bronx, New York 10466, USA
4. Boston University Medical Center, Boston, Massachusetts 02118, USA
5. Institute of Zoo Biology and Wildlife Research (IZW) Berlin, Alfred-Kowalke-Str. 17, 10315 Berlin, Germany
6. Department of Nutrition, Wildlife Conservation Society, 2300 Southern Boulevard, Bronx, New York 10460, USA