1. National University of Ireland, Tissue Optics and Microcirculation Imaging Facility, School of Physics, National Biophotonics and Imaging Platform, Galway H91 CF50, Ireland
2. Compact Imaging Ireland, Ltd., Roselawn House, National Technology Park, Limerick V94 6R68, Ireland
3. Compact Imaging, Inc., 897 Independence Ave., Suite 5B, Mountain View, California 94043, USA