1. Massachusetts Institute of Technology (MIT), Cambridge, MA, USA
2. Department of Mechanical Engineering, Massachusetts Institute of Technology (MIT), Cambridge, MA, USA
3. Massachusetts Eye and Ear Infirmary and the Harvard Medical School, Boston, MA, USA
4. Department of Electrical Engineering, Columbia University, New York, NY, USA
5. Department of Biomedical Engineering and Auditory Biophysics, Columbia University, New York, NY, USA
6. Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology (MIT), Cambridge, MA, USA