SERHAT BOR 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, 2019. Disponível em: https://tjg.avesjournals.com/index.php/tjg/article/view/2461. Acesso em: 16 jul. 2025.