[1
]Department of Surgery, Macerata Hospital, Macerata, Italy
[2
]ISNI 0000000417571846, GRID grid.7637.5, Department of Clinical and Experimental Sciences, , University of Brescia, ; Brescia, Italy
[3
]ISNI 0000 0004 1759 7093, GRID grid.416290.8, Emergency Surgery, , Maggiore Hospital, ; Bologna, Italy
[4
]GRID grid.414126.4, General Surgery and Polytrauma, , San Carlo Borromeo Hospital, ; Milan, Italy
[5
]Department of Biomedical Sciences and Public Health, Unit of Hygiene, Preventive Medicine
and Public Health, UNIVPM, Ancona, Italy
[6
]ISNI 0000 0004 1758 8744, GRID grid.414682.d, Department of Surgery, , Bufalini Hospital, ; Cesena, Italy
[7
]ISNI 0000 0004 0376 6589, GRID grid.412563.7, General Surgery, , University Hospitals Birmingham NHS Foundation Trust, ; Birmingham, UK
[8
]GRID grid.469958.f, Emergency Surgery, , Mansoura University Hospital, ; Mansoura, Egypt
[9
]GRID grid.411482.a, Emergency Surgery Unit, , Maggiore University Hospital, ; Parma, Italy
[10
]Surgery, Kwara State General Hospital, Ilorin, Kwara Nigeria
[11
]ISNI 0000 0004 4688 7583, GRID grid.413221.7, Surgery, , Ahmadu Bello University Teaching Hospital Zaria, ; Zaria, Nigeria
[12
]Surgery, First University Clinic, Tbilisi, Georgia
[13
]ISNI 0000 0001 1457 1144, GRID grid.411548.d, General Surgery, , Baskent Universitesi Adana Eğitim ve Uygulama Hastanesi, ; Adana, Turkey
[14
]ISNI 0000 0001 0680 7823, GRID grid.14352.31, General Surgery, , Training and Research Hospital of Mustafa Kemal University, ; Hatay, Turkey
[15
]ISNI 0000 0001 0682 3030, GRID grid.49746.38, General Surgery, , Sakarya University School of Medicine, ; Sakarya, Turkey
[16
]Primary Care, Primary Health Care Centre of Kissamos, Chania, Greece
[17
]ISNI 0000 0001 0726 0380, GRID grid.35371.33, Department of General Surgery, , Medical University of Plovdiv, UMHAT Eurohospital, ; Plovdiv, Bulgaria
[18
]ISNI 0000 0001 2221 2926, GRID grid.17788.31, General Surgery, , Hadassah Medical Center, ; Jerusalem, Israel
[19
]Surgical Department, Agios Savvas Anticaner Hospital, Athens, Greece
[20
]General Surgery, Hospital Habib Bouguefa de Bizerte, Bizerte, Tunisia
[21
]General Surgery, S.S. Annunziata Hospital, Taranto, Italy
[22
]Surgery, Hospital San Juan de Dios de La Serena, La Serena, Chile
[23
]ISNI 0000 0000 9375 4688, GRID grid.414556.7, General Surgery, , Centro Hospitalar São João, ; Porto, Portugal
[24
]ISNI 0000 0004 1760 7116, GRID grid.415044.0, General and Emergency Surgery, , San Giovanni Bosco Hospital, ; Turin, Italy
[25
]Surgical Department, General Hospital of Larissa, Larissa, Greece
[26
]Chirurgia, Città di Castello Hospital, Città di Castello, Italy
[27
]ISNI 0000 0001 0157 6501, GRID grid.239844.0, Department of Surgery, , Harbor-UCLA Medical Center, ; Torrance, USA
[28
]GRID grid.7841.a, DEA, La Sapienza Università di Roma, Policlinico Umberto I, ; Rome, Italy
[29
]General Surgery, Kuala Krai Hospital, Kuala Krai, Kelantan Malaysia
[30
]Surgery and Obstetrics/Gynaecology, Regional Hospital, Limbe, Cameroon
[31
]ISNI 0000 0004 1756 3088, GRID grid.412510.3, Emergency Surgery, , Azienda Ospedaliera Universitaria Policlinico Paolo Giaccone, ; Palermo, Italy
[32
]ISNI 0000 0001 2107 4242, GRID grid.266100.3, Trauma/Acute Care Surgery, , University of California San Diego, ; San Diego, USA
[33
]General Surgery, Samsun Training and Research Hospital, Samsun, Turkey
[34
]ISNI 0000 0000 8902 4519, GRID grid.418336.b, Surgery, , CHVNG/E, EPE, ; Vila Nova de Gaia, Portugal
[35
]ISNI 0000 0004 0642 7670, GRID grid.413791.9, General Surgery, , Numune Training and Research Hospital, ; Adana, Turkey
[36
]ISNI 0000 0001 0682 9061, GRID grid.412410.2, Colorectal Surgery, Clinic for Surgery, , University Clinical Center Tuzla, ; Tuzla, Bosnia and Herzegovina
[37
]Surgery, Kipshidze Central University Hospital, Tbilisi, Georgia
[38
]ISNI 0000 0004 0637 437X, GRID grid.413542.5, Surgery, , Hamad General Hospital, ; Doha, Qatar
[39
]ISNI 0000 0004 0375 2558, GRID grid.488518.8, General and Emergency Surgery, , Riga East University Hospital “Gailezers”, ; Riga, Latvia
[40
]General Surgery, Bahrain Defence Force Hospital, Manama, Bahrain
[41
]ISNI 0000 0004 0643 8839, GRID grid.412368.a, Department of General Surgery, Trauma and Emergency Surgery Division, , ABC Medical School, ; Santo Andreì, SP Brazil
[42
]ISNI 0000 0000 8563 4416, GRID grid.414708.e, General Surgery, , Hospital Garcia de Orta, ; Lisbon, Portugal
[43
]ISNI 0000 0001 0723 2494, GRID grid.411087.b, Division of Trauma Surgery, Hospital de Clinicas, , University of Campinas (Unicamp), ; Campinas, Brazil
[44
]Department of Abdominal Surgery, Vladimir City Clinical Hospital of Emergency Medicine,
Vladimir, Russia
[45
]ISNI 0000000103426662, GRID grid.10251.37, General Surgery Department, Mansoura Faculty of Medicine, , Mansoura University, ; Mansoura, Egypt
[46
]ISNI 0000 0000 9854 2756, GRID grid.411106.3, Cirugía General y del Aparato Digestivo, , Hospital Universitario Miguel Servet, ; Zaragoza, Spain
[47
]ISNI 0000 0001 2155 0800, GRID grid.5216.0, Second Department of Surgery, , Aretaieion University Hospital, National and Kapodistrian University of Athens, ; Athens, Greece
[48
]Surgery, Therezinha de Jesus University Hospital, Juiz de Fora, Brazil
[49
]ISNI 0000 0004 0376 6589, GRID grid.412563.7, Upper GI/General Surgery, , University Hospitals Birmingham NHS Foundation Trust, ; Birmingham, UK
[50
]ISNI 0000 0001 2186 0630, GRID grid.31564.35, Department of General Surgery, , Karadeniz Technical University, Farabi Hospital, ; Trabzon, Turkey
[51
]ISNI 0000 0004 1767 2831, GRID grid.413220.6, Surgery, , Government Medical College and Hospital, ; Chandigarh, India
[52
]ISNI 0000 0000 8584 9230, GRID grid.411067.5, Department of General and Thoracic Surgery, , University Hospital, ; Giessen, Germany
[53
]Chirurgie, Chud-Borgou/Alibori, Parakou, Benin
[54
]Surgical Department, Landesklinikum Hainburg, Hainburg An Der Donau, Austria
[55
]ISNI 0000000109457005, GRID grid.4793.9, 4th Surgical Department, , Aristotle University of Thessaloniki, ; Thessaloniki, Greece
[56
]GRID grid.414012.2, General Hospital “George Papanikoalou”, ; Thessaloniki, Greece
[57
]ISNI 0000 0001 1498 7262, GRID grid.412176.7, General Surgery, , Erzincan University Mengucek Gazi Training and Research Hospital, ; Erzincan, Turkey
[58
]General Surgery, City Hospital #1, Moscow, Russia
[59
]ISNI 0000 0004 1767 3615, GRID grid.416077.3, Surgery, , S M S Medical college, ; Jaipur, India
[60
]ISNI 0000 0004 0575 8750, GRID grid.48349.32, Department of Surgery, , Hospital of Lithuanian University of Health Sciences Kaunas Clinics, ; Kaunas, Lithuania
[61
]ISNI 0000 0001 2166 9385, GRID grid.7149.b, Clinic for Emergency Surgery, , Faculty of Medicine University of Belgrade, ; Belgrade, Serbia
[62
]ISNI 0000 0004 0628 215X, GRID grid.410552.7, Division of Digestive Surgery and Urology, , Turku University Hospital, ; Turku, Finland
[63
]ISNI 0000 0004 1802 2603, GRID grid.464600.0, General Surgery, , Jubilee Mission Medical College & Research Institute, ; Thrissur, India
[64
]ISNI 0000 0001 2162 9631, GRID grid.5522.0, 3rd Department of General Surgery, , Jagiellonian University Medical College, ; Krakow, Poland
[65
]Emergency surgery, City Hospital, Mozyr, Belarus
[66
]ISNI 0000 0001 0084 1895, GRID grid.411409.9, Acute Care Surgery, , LAC+USC Medical Center, ; California, USA
[67
]ISNI 0000 0004 0371 8173, GRID grid.411633.2, Department of Surgery, , Inje University Ilsan Paik Hospital, ; Goyang, Republic of Korea
[68
]ISNI 0000 0004 0576 7753, GRID grid.414386.c, Department of Surgery, , Edendale Hospital, ; Pietermaritzburg, South Africa
[69
]General Surgery, Scarborough, York Teaching Hospital, Scarborough, UK
[70
]General Surgery, Colorectal Unit, Hospital de Braga, Braga, Portugal
[71
]GRID grid.419651.e, General and Digestive Surgery, , Hospital Fundación Jimenez Diaz, ; Madrid, Spain
[72
]Surgical Disciplines, Regional Clinical Hospital, Kaliningrad, Russia
[73
]GRID grid.416009.a, Faculty of Medicine, Department of Surgery, , Siriraj Hospital, Mahidol University, ; Bangkok, Thailand
[74
]Department of Gastrointestinal Surgery, Insular University Hospital of Gran Canaria,
Las Palmas, Spain
[75
]1st Department of Surgery, Kavala General Hospital, Kavala, Greece
[76
]ISNI 0000 0001 2162 9631, GRID grid.5522.0, 2nd Department of Surgery, , Jagiellonian University Medical College, ; Krakow, Poland
[77
]ISNI 0000 0004 0397 9648, GRID grid.412688.1, Clinic of surgery, Department of Gastrointestinal Surgery, , University Hospital Centre Zagreb, ; Zagreb, Croatia
[78
]GRID grid.414012.2, Surgical Department, , Konstantopouleio General Hospital, ; Athens, Greece
[79
]GRID grid.417374.2, First Department of Surgery, , Tzaneio, ; Piraeus, Greece
[80
]ISNI 0000 0004 1770 9825, GRID grid.411289.7, Department of General and Digestive Surgery, , Hospital Universitario Doctor Peset, ; Valencia, Spain
[81
]ISNI 0000 0004 1771 1642, GRID grid.412572.7, Department of General Surgery, , Post-Graduate Institute of Medical Sciences, ; Rohtak, India
[82
]ISNI 0000 0001 2322 4996, GRID grid.12916.3d, Department of Surgery, Radiology, Anaesthetics and Intensive Care, , University of the West Indies, ; Kingston, Jamaica
[83
]ISNI 0000 0004 0500 5353, GRID grid.412963.b, University Hospital of the West Indies, ; Kingston, Jamaica
[84
]Department of Surgery Second Surgical Clinic, Emergency Hospital of Craiova, Craiova,
Romania
[85
]ISNI 0000 0001 1216 0093, GRID grid.412700.0, Department of General Surgery and Emergency Medicine, , University Hospital, ; Kraków, Poland
[86
]ISNI 0000 0004 0576 4544, GRID grid.411222.6, 3rd Department of Surgery, , Ahepa University Hospital, ; Thessaloniki, Greece
[87
]ISNI 0000 0001 2155 0800, GRID grid.5216.0, 3rd Department of Surgery, , Attikon University Hospital, National and Kapodistrian University of Athens, Medical
School, ; Athens, Greece
[88
]General Surgery, Khartoum Teaching Hospital, Khartoum, Sudan
[89
]Department of Visceral, Digestive and Oncologic Surgery, Clinique Sainte Marie, Cambrai,
France
[90
]General Surgery, K R Hospital, Mysore, India
[91
]General Surgery, Emergency Hospital of Bucharest, Bucharest, Romania
[92
]GRID grid.429537.e, General Surgery, , Lewisham and Greenwich NHS Trust, ; London, UK
[93
]GRID grid.414614.2, General, Emergency Surgery, , Infermi Hospital, ; Rimini, Italy
[94
]ISNI 0000 0000 8878 5287, GRID grid.412975.c, Surgery, , University of Ilorin Teaching Hospital, ; Ilorin, Nigeria
[95
]ISNI 0000 0004 0411 3985, GRID grid.460946.9, General Surgery, , King Abdullah University Hospital, ; Irbid, Jordan
[96
]GRID grid.477264.4, Division of Trauma and Acute Care Surgery, Department of Surgery, , Fundación Valle del Lili and Universidad del Valle, ; Cali, Colombia
[97
]Surgery Departement, Medical School of Fezm, Sidi Mohamed Benabdellah University,
Fez, Morocco
[98
]General Surgery, Elazig Training and Research Hospital, Elazig, Turkey
[99
]ISNI 0000 0004 0645 6578, GRID grid.411275.4, General Surgery, , King George’s Medical University, ; Lucknow, India
[100
]Surgery, University Hospital, Greifswald, Germany
[101
]Department of General Surgery, Sant’Antonio Abate Hospital, Gallarate, Italy
[102
]ISNI 0000 0001 1216 0093, GRID grid.412700.0, Department of Emergency Surgery and Trauma Centre, , University Hospital, ; Kraków, Poland
[103
]GRID grid.460710.4, Surgery and Anatomy, , Clinics Hospital, ; Ribeirão Preto, Brazil
[104
]ISNI 0000 0004 0571 7705, GRID grid.29524.38, Abdominal surgery, , UMC Ljubljana, ; Ljubljana, Slovenia
[105
]ISNI 0000 0001 1216 0093, GRID grid.412700.0, Department of Endoscopic, Metabolic and Soft Tissue Tumors Surgery, , The University Hospital in Krakow, ; Kraków, Poland
[106
]ISNI 0000 0001 0432 668X, GRID grid.459608.6, General Surgery, , Hospital Civil de Guadalajara “Dr. Juan I. Menchaca”, ; Guadalajara, Mexico
[107
]ISNI 0000 0004 0503 0903, GRID grid.411681.b, Surgery, , Bharati Vidyapeeth Deemed University Medical College & Hospital, ; Sangli, Maharashtra India
[108
]Laparoscopic and Metabolic Surgery, KIMS Hospital, Cochin, India
[109
]ISNI 0000 0004 0593 702X, GRID grid.134996.0, Digestive Surgery, , CHU Amiens-Picardie, ; Amiens, France
[110
]General Surgery, Hospital Municipal Dr. Jose de Carvalho Florence, Sao Jose Dos Campos,
Brazil
[111
]General Surgery, Hospital General Regional # 1 I.M.S.S, Cuernavaca, Mexico
[112
]Acute Care Surgery, North Estonia Medical Center, Tallinn, Estonia
[113
]General Surgery, University Hospital St George, Plovdiv, Bulgaria
[114
]ISNI 0000 0004 0399 9948, GRID grid.416281.8, General Surgery, , Russells Hall Hospital, ; Birmingham, UK
[115
]GRID grid.240988.f, General Surgery, , Tan Tock Seng Hospital, ; Singapore, Singapore
[116
]Surgery, Hospital & Oncological Centre Novy Jicin, Novy Jicin, Czech Republic
[117
]General Surgery, Clinical Hospital at Chelyabinsk Station OJSC “Russian Railways”,
Chelyabinsk, Russian Federation
[118
]GRID grid.452503.5, 3rd Department of Surgery, , IASO General Hospital, ; Athens, Greece
[119
]ISNI 0000 0001 2162 9631, GRID grid.5522.0, General Surgery and Polytrauma, , University Hospital, Medical College, Jagiellonian University, ; Kraków, Poland
[120
]Cirurgia do Trauma, Hospital Escola Padre Albino, Catanduva, Brazil
[121
]ISNI 0000 0004 0428 8304, GRID grid.412274.6, Surgery Department #2, , Tbilisi State Medical University, ; Tbilisi, Georgia
[122
]General Surgery, Trauma University Hospital, Tirana, Albania
[123
]ISNI 0000 0000 9100 9940, GRID grid.411798.2, 1st Department of Surgery—Department of Abdominal Thoracic Surgery and Traumatology,
, General University Hospital, ; Prague, Czech Republic
[124
]First Surgical Clinic, St. Spiridon University Hospital, Iasi, Romania
[125
]Emergency Surgery, S. Anna Teaching Hospital, Ferrara, Italy
[126
]ISNI 0000 0004 0472 0283, GRID grid.411147.6, Digestive and Endocrinal Surgery, , University Hospital, ; Angers, France
[127
]ISNI 0000 0001 0663 9479, GRID grid.9679.1, Department of Surgery, , Medical School University of Pécs, ; Pécs, Hungary
[128
]Surgery, ASTS Spedali Civili Brescia, Montichiari, Italy
[129
]ISNI 0000 0004 0620 0839, GRID grid.415641.3, Department of General, Oncological, Metabolic and Thoracic Surgery, , Military Institute of Medicine in Warsaw, ; Warsaw, Poland
[130
]ISNI 0000 0001 0691 9040, GRID grid.411105.0, Department of General Surgery, , Kocaeli University, ; Kocaeli, Turkey
[131
]Trauma and Emergency Surgery, Chang Gung Memorial Hospital, Taoyuan, Taiwan
[132
]GRID grid.417036.7, Department of Surgery, , Tianjin Nankai Hospital, ; Tianjin, China