Acknowledgements
We would like thank NECSA (South African Nuclear Energy Corporation SOC
Limited) and specifically the RADTOM-team (Kobus Hoffman & Frikkie de
Beer) for dedication and time invested for the free scanning of the
skulls and the Department of Science & Technology and the National
Research Foundation for financing the NIKON micro-focus X-ray tomography
system. For help with R scripts, we would like to thank Henning Winker.
This project was funded by research grants to DSJ from the South African
Research Chair Initiative of the Department of Science and Technology
and administered by the National Research Foundation of South Africa
(GUN 64798) and the University Research Committee of the University of
Cape Town.