Maria Cecilia Hospital, Cotignola, Italy
Madras Medical Mission, Chennai, India
All India Institute of Medical Sciences, New Delhi, India
The Prince Charles Hospital, Chermside, Australia
Fogarty Institute, Mountain View, California, United States
Cardiovascular Associates, PC, Kingsport, Tennessee, United States
Fletcher Allen Health Care - University Health Center Campus, Burlington, Vermont, United States
University of São Paulo - Hospital das Clínicas, São Paulo, Brazil
Midwest Neurosurgery Associates, Kansas City, Missouri, United States
Intermountain Heart & Lung Surgical Associates, Murray, Utah, United States
Abbott Northwestern Hospital Cardiac Surgical Associates, Minneapolis, Minnesota, United States
Vanderbilt Heart Institute, Nashville, Tennessee, United States
Policlinico Casilino, Rome, Italy
Azienda Ospedaliera S.Anna e S.Sebastiano, Caserta, Italy
Azienda Ospedaliera Mater Domini, Catanzaro, Italy
Ohio State University, Columbus, Ohio, United States
The Cleveland Clinic Foundation, Cleveland, Ohio, United States
Wellspan Health, York, Pennsylvania, United States