da Cruz, E., Eduardo, I. E., Panzo, F., Faucatino, A. D. and Lukeni e Silva, S. (2025) “Duodenal Ulcer Complicated with Massive Upper Gastrointestinal Bleeding: Case Report”, Brazilian Journal of Case Reports, 5(1), p. bjcr87. doi: 10.52600/2763-583X.bjcr.2025.5.1.bjcr87.