1. Department of Surgery, Haaglanden Medical Center, The Hague, The Netherlands
2. Department of Cardiothoracic Surgery, Onze Lieve Vrouwe Gasthuis, Amsterdam, The Netherlands
3. Department of Bariatric and Metabolic Surgery, Metabolic Surgery Clinic, Sisli, Turkey
4. Department of Surgical Sciences, Uppsala University, Uppsala, Sweden
5. Centro Multidisciplinar da Doença Metabólica, Clínica de Santo António, Lisbon, Portugal
6. Department of Surgery, Whittington Hospital, London, UK
7. Bariatric & Metabolic Surgery Clinic, Kirloskar Hospital, Hyderabad, India
8. Department of General, Endocrine and Transplant Surgery, University Medical Center, Gdansk University, Gdansk, Poland
9. Department of Operating Rooms, Catharina Hospital, Eindhoven, The Netherlands
10. Department of Surgery, Clinica Mi Tres Torres, Barcelona, Spain
11. Bariatric Unit, Sunderland Royal Hospital, Sunderland, UK
12. Department of Anesthesiology, Intensive Care and Pain Medicine, Catharina Hospital, Eindhoven, The Netherlands
13. Department of Surgery, Almazov National Medical Research Centre, Saint Petersburg, Russia
14. Department of Physical Therapy, College of Applied Health Sciences, University of Illinois at Chicago, Chicago, IL, USA
15. Doctor of Physical Therapy Program, Robbins College of Health and Human Sciences, Baylor University, Waco, TX, USA