Effect of eradication of Helicobacter pylorion the quality of duodenal ulcer healing - ÖZEL, Melih; YAZGAN, Yusuf; GÜRBÜZ, Ahmet K.; DEMİRTÜRK, Levent and YILDIRIM, Şükrü and GÜNAY, Alp and ÖZTÜRK, Ramazan and TARÇIN, Orhan (Turkish Journal of Gastroenterology, 2000)