1 Center for Advanced Sensor Technology, University of Maryland Baltimore County, Baltimore, MD, 21250, USA.
2 Department of Computer Science and Electrical Engineering, University of Maryland Baltimore County, Baltimore, MD, 21250, USA.
3 Department of Chemical, Biochemical and Environmental Engineering, University of Maryland Baltimore County, Baltimore, MD, 21250, USA.
4 Champions Oncology Inc, 855 N Wolfe St, Baltimore, MD, 21205, USA.
5 Center for Advanced Sensor Technology, University of Maryland Baltimore County, Baltimore, MD, 21250, USA. grao@umbc.edu.
6 Department of Chemical, Biochemical and Environmental Engineering, University of Maryland Baltimore County, Baltimore, MD, 21250, USA. grao@umbc.edu.