1. UTHealth School of Public Health in Austin and Michael and Susan Dell Center for Healthy Living, Austin, Texas;
2. Division of Cancer Prevention and Population Sciences Department of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, Texas;
3. National Human Genome Research Institute U.S. National Institutes of Health, Bethesda, Maryland;
4. Baylor College of Medicine, Dan L. Duncan Cancer Center, Houston, Texas;
5. Department of Pediatrics Geisel School of Medicine at Dartmouth, Lebanon, New Hampshire