1. University Queensland, Brisbane, QLD, Australia;
2. Franziskus and St. Joseph Hospitals, Berlin, Germany;
3. Duke University, Durham, NC, USA;
4. Queen Elizabeth Hospital, Hong Kong;
5. Department of Surgery, Meander Medical Centre, Amersfoort, the Netherlands;
6. Aberdeen Royal Infirmary, Aberdeen, UK;
7. Antoine Beclere Hospital, University Paris South, Clamart, France;
8. Catharina Medical Center, Eindhoven, the Netherlands;
9. iMedStar Washington Hospital Center, Georgetown University, Washington, DC, USA;
10. Institute of Technical Medicine, Twente University, Enschede, the Netherlands;
11. UC San Diego Health, San Diego, CA, USA;
12. The Warren Alpert Medical School of Brown University, Providence, RI, USA;
13. Caremeau University Hospital, Nimes, France