Affiliation: | 1. Department of Surgery, VU University Medical Center, Amsterdam, The Netherlands 2. Department of Surgery, Academic Medical Center, Amsterdam, The Netherlands 3. Department of Surgery, Hospital Universitari de Girona Dr Josep Trueta, Griona, Spain 4. Department of Surgery, Istituto de Ricovero e Cura a Carattere Scientifico Policlinico San Donato, University of Milan, Milan, Italy 5. Department of Surgery, Canisius Wilhelmina Hospital, Nijmegen, The Netherlands
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