University of Texas Medical Branch
Mayo Clinic Jacksonville
Jacksonville, FL, United States
Massachusetts General Hospital/Harvard University
Boston, MA
Washington University, School of Medicine
St. Louis, MO
Massachusetts General Hospital, Harvard Medical School
Boston, MA
University of South Florida
Tampa, FL, United States
University of Milan
University of Texas Medical Branch
Galveston, TX
University of Chicago
Chicago, IL
National Council of Research (C.N.R.)
Pisa, Italy