MOĞULTEKİN, Nilgün. UPPER AND LOWER GASTROINTESTINAL SYSTEM BLEEDINS. Turkish Journal of Gastroenterology, [S. l.], v. 3, n. 2, p. 435–440, 1992. Disponível em: https://www.turkjgastroenterol.org/index.php/tjg/article/view/86. Acesso em: 1 jan. 2026.