1. University of Illinois Urbana-Champaign, Department of Bioengineering, Urbana, Illinois, United States
2. The University of Texas at Austin, Oden Institute for Computational Engineering and Sciences, Austin, Texas, United States
3. University of Illinois Urbana-Champaign, Department of Electrical and Computer Engineering, Urbana, Illinois, United States
4. TomoWave Laboratories, Houston, Texas, United States