1General, Emergency and Trauma Surgery Department, Papa Giovanni XXIII Hospital, Piazza OMS 1, 24127 Bergamo, Italy
2Emergency Surgery Department, Parma University Hospital, Parma, Italy
3Virginia Commonwealth University, Richmond, VA USA
4General Surgery, Letterkenny Hospital, Donegal, Ireland
5General and Emergency Surgery Department, Macerata Hospital, Macerata,, Italy
6Neuro Intensive Care Unit Department, Papa Giovanni XXIII Hospital, Bergamo, Italy
7Emergency Surgery Hospital, Bucharest, Romania
8Emergency Surgery Department, Ferrara University Hospital, Ferrara, Italy
9Science Research of Emergency Care N. A., Djanelidze, Russia
10Azienda Ospedaliera Universitaria Pisana, Pisa, Italy
11Kipshidze Central University Hospital, Kipshidze, Georgia
12HPB Surgery, Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico, Milano, Italy
13University Hospital “Prof Stoian Kirkovich” AD, Stara Zagora, Bulgaria
14Fourth Surgical Department, Hospital George Papanikolau, Aristotle University, Thessaloniki, Greece
15General Surgery, Infermi Hospital, Rimini, Italy
16Pediatric Intensive Care Unit, Papa Giovanni XXIII Hospital, Bergamo, Italy
17LAS + USC Medical Centre, Los Angeles, California USA
18Pediatric Intensive Care Unit, Hannover University Hospital, Hannover, Germany
19Khuala Krai Hospital, Kuala Krai, Malaysia
20Mansoura Faculty of Medicine, Mansoura, Egypt
21Medical University of Plovdiv, Plovdiv, Bulgaria
22Soroka Medical Centre, Beersheba, Israel
23University Hospital of Trauma, Tirana, Albania
24Emergency and General Surgery, Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico, Milano, Italy
25Oxford University Hospital, Oxford, UK
26John Radcliffe Hospital, Oxford, UK
27Erzincan University Faculty of Medicine Mengucek Gazi Training Research Hospital Erzincan, Erzincan, Turkey
28Chang Gung Memorial Hospital, Taoyuan, Taiwan
29Ospedale Maggiore, Lodi, Italy
30Ospedale di Circolo e Fondazione Macchi, University of Insubria, Varese, Italy
31Hospital Universitario Doctor Peset, Valencia, Spain
32S.S. Annunziata Hospital, Taranto, Italy
33Hospital Santa Virgínia, São Paulo, Brazil
34Hospital Central Militar, Mexico City, Mexico
35Tzaneio General Hospital of Piraeus, Piraeus, Greece
36Hospital Regional de Sao Jose, San Jose, Brazil
37Hospital Santo Tomás, Panama City, Panama
38Hadassah Hebrew University Medical Center, Jerusalem, Israel
39Department of Surgery, Medical School University Pécs, Pécs, Hungary
40Hospital De Clinicas Da Unicamp, Campinas, Brazil
41Vladimir City Clinical Hospital of Emergency Medicine, Vladimir City, Russia
42University Hospital, Cuenca, Ecuador
43Hospital La Paz, Madrid, Spain
44Adana Numune Training and Research Hospital, Department of Surgery, Adana, Turkey
45Ospedale Sant’ Andrea University Hospital Sapienza, Rome, Italy
46Baskent University School of Medicine, Ankara, Turkey