1. Department of Diagnostic SciencesSchool of Dental MedicineTufts University Boston Massachusetts USA
2. Microcirculation LaboratoryBeth Israel Deaconess Medical CenterHarvard University Boston Massachusetts USA
3. Joslin-Beth Israel Deaconess Foot CenterBeth Israel Deaconess Medical CenterHarvard University Boston Massachusetts USA
4. Department of Dermatology and Cutaneous SurgeryUniversity of Miami Miller School of Medicine Miami Florida USA
5. Wyss Institute for Biologically Inspired EngineeringSchool of Engineering and Applied SciencesHarvard University Cambridge Massachusetts USA