Shevchuk, I. M., and R. T. Kuzenko. “Prevention of Venous Thromboembolism in Patients of Elderly and Senile Age Group With Acute Necrotizing Pancreatitis”. Hospital Surgery. Journal Named by L.Ya. Kovalchuk, no. 4, Feb. 2017, doi:10.11603/2414-4533.2016.4.7182.