An Unpredictable Cause of Gastrointestinal Bleeding

Affiliations

• ¹ Gastroenterology Department, Braga Hospital, Braga, Portugal; Life and Health Sciences Research Institute ICVS, School of Medicine, University of Minho, Braga, Portugal. Electronic address: sofiamendes@med.uminho.pt.
• ² Gastroenterology Department, Braga Hospital, Braga, Portugal; Life and Health Sciences Research Institute ICVS, School of Medicine, University of Minho, Braga, Portugal.
• ³ Gastroenterology Department, Braga Hospital, Braga, Portugal.