1. Center for Bio-Integrated Electronics, Northwestern University, Evanston, IL, USA.
2. School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Republic of Korea.
3. Department of Biomedical Engineering, Northwestern University, Evanston, IL, USA.
4. Department of Statistics, University of Illinois at Urbana-Champaign, Urbana, IL, USA.
5. Department of Electronics Convergence Engineering, Kwangwoon University, Seoul, Republic of Korea.
6. Departments of Neurological Surgery, Chemistry, Materials Science and Engineering, Mechanical Engineering, Electrical Engineering and Computer Science; Center for Advanced Regenerative Engineering; and Simpson Querrey Institute for BioNanotechnology, Northwestern University, Evanston, IL, USA.