1. Department of Osteology and Biomechanics, University Medical Center Hamburg-Eppendorf, Lottestraße 59, 22529 Hamburg, Germany
2. Laboratory for Anthropology, Institute of Anatomy, School of Medicine, University of Belgrade, Dr Subotica 4/2, 11 000 Belgrade, Serbia
3. Materials Sciences Division, Lawrence Berkeley National Laboratory, University of California, Berkeley, 1 Cyclotron Road, Berkeley, California 94720, United States
4. Department of Forensic Medicine, University Medical Center Hamburg-Eppendorf, Butenfeld 34, 20529 Hamburg, 22529 Hamburg, Germany