1. Department of Radiology Dartmouth‐Hitchcock Medical Center Lebanon NH 03756USA
2. Department of Applied Physics and Astronomy University of Sharjah Sharjah 27272UAE
3. Department of Physics Dartmouth College Hanover NH 03755USA
4. Department of Microbiology and Immunology Geisel School of Medicine Hanover NH 03755USA
5. Thayer School of Engineering Dartmouth College Hanover NH 03755 USA