1. Department of Biomedical Engineering, Cleveland Clinic, Cleveland, Ohio;
2. Surgical Service, Louis Stokes Cleveland Veterans Affairs Medical Center, Cleveland, Ohio;
3. Neurobiology Laboratory, National Institute of Environmental Health Sciences, Research Triangle Park, North Carolina;
4. Institute of Biomedical Research (BIOMED), Catholic University of Argentina, Buenos Aires, Argentina; and
5. Department of Vascular Surgery, Cleveland Clinic, Cleveland, Ohio