F. Silva

Endoscopic and enzymatic treatment of gastric bezoar with acetylcysteine.

C. Gonçalves, I. Cotrim, H. Vasconcelos, 2002, Endoscopy.

Infolding of Ultraflex self-expanding metal stent on insertion.

B. Arroja, C. Gonçalves, I. Cotrim, 2009, Endoscopy.

Clinical manifestations presented by children infected with COVID-19: an integrative review

Jallyne Colares Bezerra, Hévila Ferreira Gomes Medeiros Braga, F. M. D. S. Melo, 2021 .

Hemobilia after pseudoaneurysm of a right hepatic artery branch.

P. Barata, M. Canhoto, B. Arroja, 2010, Revista espanola de enfermedades digestivas : organo oficial de la Sociedad Espanola de Patologia Digestiva.