1. School of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA 30332, USA
2. Department of Rehabilitative Medicine, Emory University School of Medicine, Atlanta, GA 30322, USA
3. Department of Otolaryngology-Head & Neck Surgery, Georgia Regents University, Augusta, GA 30912, USA
4. Department of Neurology, Brain and Behavior Discovery Institute, Georgia Regents University, Augusta, GA 30912, USA
5. Department of Radiology and Imaging Sciences, Emory University School of Medicine, Atlanta, GA 30322, USA
6. The Shea Ear Clinic, Memphis, TN 38119, USA
7. Department of Otolaryngology-Head and Neck Surgery, University of Tennessee Health Sciences Center, Memphis, TN 38163, USA