1. Department of Percutaneous Surgery, DAICIM Foundation (Teaching, Research, Assistance in Minimal Invasive Surgery), Buenos Aires, Argentina.
2. Department of General Surgery, Sanatorio de la Mujer, Rosario, Argentina.
3. Department of Bariatric Surgery, Diagnomed, Buenos Aires, Argentina.
4. School of Medicine, University of Buenos Aires, Buenos Aires, Argentina.
5. Department of General Surgery, Hospital Rivadavia, Buenos Aires, Argentina.
6. Department of Bariatric Surgery, CIEN Center, Corrientes, Argentina.
7. Department of Percutaneous Surgery, Intervencionismo Percutáneo, Hospital Vicente Corral Moscoso, Cuenca, Ecuador.
8. Department of Percutaneous Surgery, IRCAD (Institute for Research on Cancer of the Digestive System), Strasbourg, France.
9. IHU-Strasbourg, (Hospital-University Institute), Strasbourg, France.