1. University of Michigan Medical School, Ann Arbor, MI 48109, USA
2. Department of Computational Medicine and Bioinformatics, University of Michigan, Ann Arbor, MI 48109, USA
3. Department of Environmental Health Sciences, University of Michigan, Ann Arbor, MI 48109, USA
4. Department of Biostatistics, University of Michigan, Ann Arbor, MI 48109, USA
5. Department of Epidemiology, University of Michigan, Ann Arbor, MI 48109, USA
6. Division of Cancer Epidemiology and Genomics, National Cancer Institute, Bethesda, MA 20814, USA
7. Department of Periodontics and Oral Medicine, University of Michigan, Ann Arbor, MI 48109, USA
8. Department of Otolaryngology—Head and Neck Surgery, University of Michigan, Ann Arbor, MI 48109, USA
9. Department of Gastroenterology, University of Michigan, Ann Arbor, MI 48109, USA
10. Medical Center Department of Oncology, Georgetown University, Washington, DC 20007, USA