1. Human Genomics Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA
2. Division of Kinesiology, University of Minnesota, Minneapolis, MN
3. Department of Kinesiology, Indiana University, Bloomington IN
4. Department of Health and Kinesiology, Texas A&M University, College Station, TX
5. Division of Biostatistics, Washington University School of Medicine and Departments of Genetics and Psychiatry, Washington University School of Medicine, St. Louis, MO