The role of Notch ligand, Delta-like ligand 4 (DLL4), in cancer angiogenesis—implications for therapy Marlena Brzozowa-Zasada review Open access 26 April 2021 Pages: 274 - 280
Appendectomy and women’s reproductive outcomes: a review of the literature Lucia MerlinoAlessandra ChinéMaria Grazia Piccioni Review Open access 20 April 2021 Pages: 281 - 286
Programmed death ligand 2 expression plays a limited role in adenocarcinomas of the gastroesophageal junction after preoperative chemotherapy Gerd JomrichDagmar KollmannSebastian F. Schoppmann original article Open access 05 May 2021 Pages: 287 - 293
Safety and feasibility of single-incision laparoscopic totally extraperitoneal inguinal hernia repair: a retrospective comparative analysis of 163 patients Jin Won LeeEun Young KimHae Sung Kim original article 07 July 2020 Pages: 294 - 298
Revisional surgery for recurrent benign bile duct strictures Timucin ErolAhmet DogrulOsman Abbasoglu original article 13 October 2020 Pages: 299 - 304
Seeking outpatient management of right-sided diverticulitis María Savoie-HontoriaRafael José Orti-RodríguezManuel Ángel Barrera Gómez original article 09 April 2021 Pages: 305 - 310
Porcelain gallbladder and its relationship to cancer Natale CalominoMaximilian Leonardo Philip Federico ScheiterleDaniele Marrelli original article Open access 27 April 2021 Pages: 311 - 316
Towards a zero percent anastomotic leak rate using a defined risk reduction strategy Sergei BedrikovetskiNagendra N. Dudi-VenkataTarik Sammour original article 14 October 2021 Pages: 317 - 322
Comparing predicted and observed morbidity and mortality between emergency laparotomies conducted during the day and overnight at a district general hospital James LivingstoneMd Mahfooz BukshKumaran Ratnasingham original article 13 October 2021 Pages: 323 - 326
How the COVID-19 pandemic has enforced a new way of surgical training Ankit RaiFarhanul HudaSomprakas Basu letter to the editor 30 April 2021 Pages: 327 - 328
Author self-citation policies, the influence on journals’ impact factors, and self-citation rate in general surgery Filippo SanfilippoMarinella AstutoAlessandro Cappellani letter to the editor 26 July 2021 Pages: 329 - 334