TI - Analysis of 148 Cases with Upper Gastrointestinal Bleeding AU - Gençay, M. AU - Maviş, O. AU - Özgür, R. AU - Özsığınan, Z.T. AU - Arıcı, G. SO - European Archives of Medical Research 2011;27:130-137. DO - 10.5222/otd.2011.130