University Hospital Leuven, Leuven, Belgium
Landesklinikum St. Pölten, St. Pölten, Austria
Mediglobal, Bogota, Colombia
Greater Baltimore Medical Center, Baltimore, Maryland, United States
University of North Carolina, Chapel Hill, North Carolina, United States
New York University Medical Center, New York, New York, United States
Mayo Clinic, Rochester, Minnesota, United States
University of Michigan, Ann Arbor, Michigan, United States
NYU Medical Center, New York, New York, United States