For citations:

Kovalenko Z.A., Efanov M.G. Postpancreatectomy hemorrhage: classification, epidemiology, risk factors. Annaly khirurgicheskoy gepatologii = Annals of HPB Surgery. 2021;26(3):135-141. (In Russ.) https://doi.org/10.16931/1995-5464.2021-3-135-141