[1] Univ Minnesota, Duluth Sch Med, Paleobiol Lab, Dept Pathol, Duluth, MN 55812 USA
[2] Univ Minnesota, Duluth Sch Med, Dept Physiol, Duluth, MN 55812 USA
[3] St Marys Duluth Clin, Dept Surg, Duluth, MN 55805 USA
[4] St Marys Duluth Clin, Res Dept, Duluth, MN 55805 USA
[5] Univ New Mexico, Dept Anthropol, Albuquerque, NM 87131 USA
[6] Univ Los Andes, Dept Biol, Bogota, Colombia
[7] Univ Nevada, Dept Anthropol, Las Vegas, NV 89154 USA
[8] Univ Tarapaca, Dept Anthropology, Casilla 6D, Arica, Chile
[9] Univ Pisa, Dept Pathol, I-56124 Pisa, Italy
[10] Univ Pisa, Dept Hist Med, I-56124 Pisa, Italy
[11] Virginia Commonwealth Univ Med Coll Virginia, Dept Pathol, Richmond, VA 23298 USA