1. Department of Electrical and Computer Engineering, University of Washington, USA
2. Department of Microbiology, University of Washington, USA
3. Department of Mechanical Engineering, University of Washington, USA
4. School of Dentistry, University of Washington, USA
5. UW School of Dentistry, USA
6. Department of Electrical and Computer Engineering, and Paul. G. Allen School of Computer Science, University of Washington, USA
7. Department of Mechanical Engineering, Department of Bioengineering, Department of Electrical and Computer Engineering, School of Dentistry, University of Washington, Seattle, WA, USA