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BOR, Serhat et al. A retrospective study demonstrating properties of nonvariceal upper gastrointestinal bleeding in Turkey. Turkish Journal of Gastroenterology, [S. l.], v. 22, n. 3, p. 249–254, 2011. DOI: 10.4318/tjg.2011.0209. Disponível em: https://www.turkjgastroenterol.org/index.php/tjg/article/view/1919. Acesso em: 1 jan. 2026.