ТyshchenkoА. М., Smachylo, R. M., Mushenko, E. V., & Ivanenko, O. V. (2021). Carcinoid of small intestine - the cause of gastro-intestinal hemorrhage and acute ileus. Klinicheskaia Khirurgiia, 88(5-6), 94-97. https://doi.org/10.26779/2522-1396.2021.5-6.94