1. Department of Computer Science and Electrical Engineering, Marshall University, Huntington, WV, USA
2. Center for Advanced Microstructures and Devices, Louisiana State University, Baton Rouge, LA, USA
3. Biodesign Center for Bioelectronics and Biosensors, and the School of Electrical, Computer, and Energy Engineering, Arizona State University, Tempe, AZ, USA
4. Department of Biomedical Sciences, Marshall University, Huntington, WV, USA