1. Department of Statistics, Texas A&M University, College Station, Texas
2. Department of Nutrition, Texas A&M University, College Station Texas
3. Program in Integrative Nutrition & Complex Diseases, Texas A&M University, College Station, Texas
4. Department of Veterinary Pathobiology, Texas A&M University, College Station, Texas
5. Department of Food Science and Human Nutrition, University of Illinois, Urbana-Champaign, Illinois