Covidien, Boulder, Colorado, United States
Bnei-Zion MC, Haifa, Israel
Klinikum Itzehoe, Itzehoe, Germany
Diakoniekrankenhaus Mannheim, Mannheim, Germany
Bundeswehr Krankenhaus Berlin, Berlin, Germany
Covidien, Boulder, Colorado, United States
Covidien, Boulder, Colorado, United States
Covidien, Boulder, Colorado, United States
Providence Medical Center, Spokane, Washington, United States
University of South Florida, Tampa, Florida, United States
Duke University, Durham, North Carolina, United States
University Hospitals Case Medical Center, Cleveland, Ohio, United States
UZ Brussels, Brussels, Belgium
St Luc Hospital, Brussels, Belgium