1. Gordon Center for Medical Imaging, MA General Hospital and Harvard Medical School, Boston, MA, USA
2. Thayer School of Engineering, Dartmouth College, Hanover, NH, USA
3. Department of Electrical and Computer Engineering, University of British Columbia, Vancouver, Canada
4. Section of Otolaryngology, Dartmouth-Hitchcock Medical Center, Lebanon, NH, USA
5. Geisel School of Medicine, Dartmouth College, Hanover, NH, USA