Jesús Usón Minimally Invasive Surgery Centre, Cáceres, Spain

Polytechnic Institute of Portalegre – Superior School of Health, Portalegre, Portugal

Viral Studios SL, Badajoz, Spain

Charles University, Faculty of Medicine in Hradec Králové, Hradec Králové, Czech Republic

Semmelweis University, Department of Surgical Research and Techniques, Budapest, Hungary