The effect of ursodeoxycholic acid treatment on epidermal growth factor in patients with bile reflux gastritis - ÖZKAYA, Mesut; ERTEN, Ahmet; ŞAHİN, İbrahim and ENGİN, Başak and ÇİFTÇİ, Aydın and ÇAKAL, Erman and ÇAYDERE, Muzaffer and DEMİRBAŞ, Berrin and ÜSTÜN, Hüseyin (Turkish Journal of Gastroenterology, 2002)