Costa Samuel, Ferreira Carlos, Esteves Rui, Lages Patrícia, Costa Paulo, Ribeiro Luís, Velosa José
Department of Gastroenterology and Hepatology, Hospital de Santa Maria, Lisbon, Portugal.
Department of Surgery 1, Hospital de Santa Maria, Lisbon, Portugal.
Endoscopy. 2014;46 Suppl 1 UCTN:E371-2. doi: 10.1055/s-0034-1377352. Epub 2014 Sep 25.