Digestive Endoscopy Unit;
Catholic University of Rome;
00168 Rome;
Italy;
Gastroenterology and Digestive Endoscopy Unit;
Ospedale Belcolle;
01100 Viterbo;
Italy;
Department of Internal Medicine;
Catholic University of Rome;
00168 Rome;
Italy;
Department of Surgery;
Catholic University of Rome;
00168 Rome;
Italy;
Department of Neurosurgery;
Ospedale Belcolle;
01100 Viterbo;
Italy;
Gastroenterology Unit;
Ospedale di Polla;
84035 Polla;
Salerno;
Italy;
Capsule; endoscopy; Enteroscopy; Anemia; Obscure; gastrointestinal; bleeding; Rebleeding;