1. Department of Molecular and Cellular Oncology, The University of Texas MD Anderson Cancer Center, Houston, Texas, USA
2. Department of Biostatistics, The University of Texas MD Anderson Cancer Center, Houston, Texas, USA
3. Vanderbilt Genetics Institute and Department of Genetic Medicine, Vanderbilt University Medical Center, Nashville, Tennessee, USA
4. Department of Genomic Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, USA
5. Department of Clinical Cancer Prevention, The University of Texas MD Anderson Cancer Center, Houston, Texas, USA
6. School of Public Health, University of Texas Health Science Center at Houston, Brownsville Regional Campus, Brownsville, Texas, USA