1. Department of Pathology Western Michigan University Homer Stryker M.D. School of Medicine Kalamazoo MI USA
2. Department of Anthropology Michigan State University East Lansing MI USA
3. Division of Epidemiology and Biostatistics Western Michigan University Homer Stryker M.D. School of Medicine Kalamazoo MI USA
4. Department of Biomedical Sciences Western Michigan University Homer Stryker M.D. School of Medicine Kalamazoo MI USA