1. School of Anatomical Sciences, Faculty of Health Sciences University of the Witwatersrand Johannesburg Republic of South Africa
2. Division of Clinical Anatomy and Biological Anthropology, Department of Human Biology University of Cape Town Cape Town South Africa
3. Faculté des Sciences University of Kisangani Kisangani Democratic Republic of Congo
4. Department of African Zoology Royal Museum for Central Africa Tervuren Belgium
5. Laboratory of Histology and Neuropathology Université Libre de Bruxelles Brussels Belgium
6. Department of Anthropology University of Arkansas Fayetteville Arkansas
7. Centre for Zoo and Wild Animal Health, Copenhagen Zoo Frederiksberg Denmark