1. Department of Internal Medicine, University of Michigan School of Medicine, Ann Arbor, MI, USA
2. Department of Restorative Sciences, University of Michigan School of Dentistry, Ann Arbor, MI, USA
3. Department of Oral Pathology, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
4. MedImmune, Gaithersburg, MD, USA
5. Department of Mathematics, University of Michigan School of Literature, Sciences, and the Arts, Ann Arbor, MI, USA
6. Department of Otolaryngology, University of Michigan School of Medicine, Ann Arbor, MI, USA
7. Department of Biomedical Engineering, University of Michigan College of Engineering, Ann Arbor, MI, USA
8. Comprehensive Cancer Center, University of Michigan, Ann Arbor, MI, USA