[1] Pisa Univ Hosp, Gen Emergency & Trauma Surg Dept, Via Paradisa 2, I-56124 Pisa, Italy
[2] Careggi Hosp, Infect Dis Dept, Florence, Italy
[3] Kurashiki Cent Hosp, Emergency & Crit Care Ctr, Kurashiki, Okayama, Japan
[4] Parma Univ Hosp, Dept Anesthesia & Intens Care, Parma, Italy
[5] Foothills Med Ctr, Hepatobiliary & Pancreat Surg Trauma & Acute Care, Calgary, AB, Canada
[6] UAE Univ, Coll Med & Hlth Sci, Dept Surg, Al Ain, U Arab Emirates
[7] Monza Univ Hosp, Gen Surg Dept, Monza, Italy
[8] Bufalini Hosp, Gen Emergency & Trauma Surg Dept, Cesena, Italy
[9] SMS Med Coll & Hosp, Dept Surg, Jaipur, India
[10] Univ Pisa, Cardiol Div 1, Dept Surg Med Mol Pathol & Crit Med, Sch Med, Pisa, Italy
[11] Hosp Univ, Dept Surg, Parc Tauli, Sabadell, Spain
[12] Kasturba Med Coll & Hosp, Dept Gen Surg, Manipal, Karnataka, India
[13] Vladimir City Emergency Hosp, Dept Abdominal Surg, Vladimir, Russia
[14] Montevideo Hosp, Gen Surg Dept, Montevideo, Paraguay
[15] Kavala Gen Hosp, Gen Surg, Kavala, Greece
[16] Amer Univ Beirut, Antimicrobial Stewardship Program, Med Ctr, Beirut, Beirut, Lebanon
[17] Univ Catania, Cannizzaro Hosp, Dept Surg Sci & Adv Technol, Gen Surg, Catania, Italy
[18] San Benedetto Tronto Gen Hosp, Gen Surg, ASUR Marche 5, San Benedetto Tronto, Italy
[19] Mozyr City Hosp, Gen Surg, Mazyr, BELARUS
[20] Foothills Med Ctr, Gen Acute Care Abdominal Wall Reconstruct & Traum, Calgary, AB, Canada
[21] Univ Cote d'Azur, Univ Hosp Nice, Acute Care Surg, CHU Nice, Nice, France
[22] Pisa Univ Hosp, ICU Dept, Pisa, Italy
[23] Univ Clin Ctr Tuzla, Gen Surg, Tuzla, Bosnia & Herceg
[24] Univ Nacl Asunc, Hosp Clin Catedra Clin Quirurg, Serv Cirugia Gen, Asuncion, Paraguay
[25] Fdn Policlin Univ Agostino Gemelli Ir, Dipartimento Sci Lab Infettivol, Rome, Italy
[26] LAC USC Med Ctr, Div Trauma Emergency Surg & Surg Crit Care, Los Angeles, CA USA
[27] Gandhi Med Coll, Dept MicroBiol, Bhopal, India
[28] Rambam Med Ctr, Gen Surg Dept, Tel Aviv, Israel
[29] Chitwan Med Coll & Teaching Hosp, Dept MicroBiol, Bharatpur, Nepal
[30] Univ Washington, Harborview Med Ctr, Seattle, WA USA
[31] Univ Helsinki, Helsinki Univ Hosp, HUS Abdominal Ctr, Helsinki, Finland
[32] Trauma & Burns Inkosi Albert Luthuli Cent Hosp, DoH KZN, Mayville, South Africa
[33] Univ Pecs, Med Sch, Dept Surg, Pecs, Hungary
[34] Natl & Kapodistrian Univ Athens NKUA, Med Sch, Athens, Greece
[35] Univ Pisa, Dept Translat Res, Pisa, Italy
[36] Paisij Hilendarski Univ Plovdiv, Univ Hosp St George, Res Inst Med, Plovdiv, Bulgaria
[37] Univ Cape Town, Groote Schuur Hosp, Fac Hlth Sci, Trauma Ctr, ZA-7925 Cape Town, South Africa
[38] Univ A Coruna, Crit Care Unit, Inst Invest Biomed Coruna, Complexo Hosp, La Coruna, Spain
[39] Zliten Med Ctr, Gen Surg Dept, Zliten, Libya
[40] Petersburg Res Inst Emergency Med, Div Emergency Surg, Saint-petersburg, Russia
[41] Univ Hosp Prof Dr Stoyan Kirkovich, Dept Surg Dis, 2A Gen Stoletov Str, Stara Zagora 6000, Bulgaria
[42] Clin Emergency Surg, Belgrade, Serbia
[43] ASST Papa Giovanni, Dept Emergency, Gen Surg Unit 1, Bergamo, Italy
[44] Univ Pisana, Dept Anaesthesia & Crit Care Med, Azienda Ospeda, Pisa, Italy
[45] Sant Anna Univ Hosp, Gen & Emergency Surg Unit, Ferrara, Italy
[46] Kharkiv Natl Med Univ, Dept Surg 2, Kharkiv, Ukraine
[47] Univ Milan, Div Gen & Foregut Surg, IRCCS Policlin San Donato, Milan, Italy
[48] Inje Univ, Ilsan Paik Hosp, Dept Surg, Goyang Si, South Korea
[49] Tan Tock Seng Hosp, Dept Gen Surg, Singapore, Singapore
[50] Jagiellonian Univ, Dept Infect & Trop Dis, Med Coll, Krakow, Poland