WĄSIK, Magdalena Maria; BAZIELICH, Anoni Wiktor; KOMOROWSKI, Andrzej L. Upper GI bleeding as a first symptom of gallbladder cancer. Medicine and Public Health, [S. l.], v. 1, n. 1, p. 1–5, 2023. DOI: 10.48269/MandPH-AFMKU-23-1-004. Disponível em: https://journals.uafm.edu.pl/mph/article/view/103. Acesso em: 24 sep. 2026.