^a Departments of Biomaterials & Biomimetics and Basic Science & Craniofacial Biology, New York University College of Dentistry, 345 East 24th Street, 10010 New York, USA 

^b Department of Palaeoanthropology, Senckenberg Research Institute Frankfurt a.M., Senckenberganlage 25, 60325 Frankfurt am Main, Germany 

^c Department of Sociology/Anthropology, Long Island University, 1 University Plaza, Brooklyn, 11201 New York, USA 

^d Department of Anatomy and Pathology, University of Cádiz, Fragela 9, 11003 Cádiz, Spain 

^e Department of Anthropology, Columbia University, 452 Schermerhorn Extension, 1200, Amsterdam Avenue, 10027 New York, USA 

^f Department of Epidemiology and Health Promotion, New York University College of Dentistry, 380, Second Avenue, 10010 New York, USA