Hepatic artery pseudoaneurysm as a cause of gastrointestinal system bleeding: A case report with a brief review of the literature - ÜNALP, Ömer Vedat; KARACA, Can Avni; SEZER, Taylan Özgür; YENİAY, Levent and SÖZBİLEN, Murat and ÇOKER, Ahmet (Turkish Journal of Gastroenterology, 2012)