[1
]Department of Surgery, Macerata Hospital, Macerata, Italy
[2
]Emergency Surgery, Maggiore Parma Hospital, Parma, Italy
[3
]Department of General Surgery, Ospedali Riuniti, Bergamo, Italy
[4
]Department of Abdominal Surgery, University Hospital Meilahti, Helsinki, Finland
[5
]Department of Surgery, Sisli Florence Nigtingale Hospital, Istanbul, Turkey
[6
]Department of Surgery, Radboud University Nijmegen Medical Centre, Nijmegen, Netherlands
[7
]Department of Internal Medicine Geriatrics and Nephrologic Diseases, Clinic of Infectious
Diseases, St Orsola-Malpighi University Hospital, Bologna, Italy
[8
]Department of Anestesiology, Ospedali Riuniti, Bergamo, Italy
[9
]General, Oncological, Geriatrical Surgery and advanced Technology, University Federico
II, Naples, Italy
[10
]Department of Human Pathology and Oncology, Policlinico le Scotte, University Hospital,
Siena, Italy
[11
]Department of Surgery, Fatebenefratelli Isola Tiberina hospital, Rome, Italy
[12
]Department of General Surgery, Bakirkoy Training Research Hospital, Istanbul, Turkey
[13
]Department of General Surgery, Baskent University Faculty of Medicine, Adana, Turkey
[14
]Department of Surgery, Parc Tauli University Hospital, Barcelona, Spain
[15
]First General Surgery Clinic, University Hospital St. George/Chair of Surgical Propedeutics,
Medical Faculty, Medical University Plovdiv, Plovdic, Bulgaria
[16
]Department of Emergency Surgery, University Hospital of Nice, University of Nice Sophia-Antipolis,
Sophia-Antipolis, France
[17
]Department of Surgery, University Hospital Center, Zagreb, Croatia
[18
]Emergency Department, Umberto I Hospital, “La Sapienza” University of Rome, Rome,
Italy
[19
]Department of Gastroenterological surgery Turku, University Central Hospital, Turku,
Finland
[20
]Department of Surgery, AZ Maria Middelares, Ghent, Belgium
[21
]3rd Department of Generał Surgery, Narutowicz Hospital, Krakow, Połand
[22
]Department of Surgery, Maggiore Hospital, Bologna, Italy
[23
]Department of Surgery, Mazzoni Hospital, Ascoli Piceno, Italy
[24
]Department of Surgery Hospital and Oncological Centre Novy Jicin, Novy Jicin, Czech
republic
[25
]Department of General and Digestive Surgery, Virgen de la Victoria University Hospital,
Malaga, Spain
[26
]Department of Surgery, Mauriziano Hospital, Torino, Italy
[27
]Department of Surgery (Chief Renzo Dionigi), University of Insubria, Ospedale di Circolo
e Fondazione Macchi, Varese, Italy
[28
]Department GI-surgery, Kuopio University Hospital, Kuopio, Finland
[29
]2nd Department of Surgery, Jagiellonian University, Krakow, Poland
[30
]Department of Visceral Surgery and Medicine, Inselspital Bern, University of Bern,
Bern, Switzerland
[31
]Department of Visceral Surgery Centre Hospitalier Universitaire Vaudois, CHUV, Lausanne,
Switzerland
[32
]Department of General Surgery, Lviv Emergency Hospital, Lviv, Ukraine
[33
]Department of General Surgery, Ospedale Civile, Adria (RO), Italy
[34
]General and Vascular Surgery, M.Mellini Hospital, Chiari, Italy
[35
]First General Surgery, North Estonia Regional Hospital, Tallinn, Estonia
[36
]Intensive Care Klinikum, Magdeburg gGmbH, Magdeburg, Germany
[37
]Department of Emergency Surgery Azienda Ospedaliero-Universitaria S.Anna, Ferrara,
Italy
[38
]Department of Hepato-biliary and Pancreatic surgery and Transplantology, Military
Medical Hospital, Sofia, Bulgaria
[39
]Department of Surgery, Ospedali Riuniti Umberto I-Lancisi-Salesi, Ancona, Italy
[40
]Department of surgery, University Clinic Center Tuzla, Tuzla, Bosnia and Herzegovina
[41
]Department of General and Colorectal Surgery, University Hospital, Central Veterans
Hospital, Lodz, Poland
[42
]Surgical Department Santa Croce e Carle hospital, Cuneo, Italy
[43
]Department of Surgery, São Teotónio Hospital, Viseu, Portugal
[44
]Department of HPB and Liver Transplant Surgery, Royal Free Hospital, London, United
Kingdom
[45
]Department of Surgery, Manchester Royal Infirmare, Manchester, UK
[46
]IInd Surgical department of Medical faculty Comenius University, University Hospital
Bratislava, st. Cyril and Methodius Hospital, Bratislava, Slovakia
[47
]Department of Surgery, Medical School University of Pécs, Pécs, Hungary
[48
]Department of Abdominal Surgery, University Clinical Centre of Kosovo, Prishtina,
Kosovo
[49
]2nd Department of Surgery, General Army Hospital of Athens, Athens, Greece
[50
]Second Surgical Clinic, Emergency Hospital of Craiova, Craiova, Roumanie
[51
]Surgical Department, General hospital Jesenice, Jesenice, Slovenia
[52
]Department of surgery, Andosilla Hospital, Civita Castellana, Italy
[53
]Department of Surgery, Jesi Hospital, Jesi, Italy
[54
]Department of Gastrointestinal Surgery, North Carelian Central Hospital, Joensuu,
Finland
[55
]Oncologic, Digestive and Emergency Surgery, Bocage Hospital, Dijon, France
[56
]Surgical Department General Hospital of Larissa, Larissa, Greece
[57
]Department of General Surgery, University Hospital of Heraklion, Heraklion, Greece
[58
]Surgical Department, Mozyr, Belarus
[59
]Department of Pediatric surgery, Paediatric surgery and orthopaedic Clinic, Nis, Serbia
[60
]General Surgery, Clinical Hospital at Chelyabinsk Station OJSC "Russian Railroads",
Chelyabinsk City, Russian Federation
[61
]First Department of Surgery, Tzanion General Hospital, Piraeus, Greece
[62
]Department of General Surgery, Emergency Hospital of Bucharest, Bucharest, Romania
[63
]Deparment of Surgery, Downtown Campus, University Hospital of Munich, Munich, Germany
[64
]General and emergency surgery, SG Bosco Hospital, Torino, Italy
[65
]Department of General Surgery, Hospital La Paz, Madrid, Spain
[66
]Department of Gynecology and Obstetrics, CHI Poissy-St-Germain-En-Laye, France and
University Versailles Saint-Quentin, Versailles, France
[67
]Chirurgie Viscerale, Digestive et Oncologique Hospital Prive, Arras les Bonnettes,
Arras, France
[68
]Department of General Surgery, Hospital São João Porto, Porto, Portugal
[69
]Division of Transplantation, Department of Surgery, Medical School, Aristotle University
of Thessaloniki, Hippokration General Hospital, Thessaloniki, Greece
[70
]1st Surgical Department, General Regional Hospital "George Papanikolaou", Thessaloniki,
Greece
[71
]Department of Abdominal Surgery, umc Ljubljana, Ljubljana, Slovenia
[72
]First Surgical clinic, Clinical Center of Serbia, School of Medicine, University of
Belgrade 8, Belgrade, Serbia
