FIRAT, Özgür; ÇALIŞKAN, C.; KARACA, C.; SEZAK, M.; Özütemiz, Ömer; ERSİN, S.; GÜLER, A. Coexistence of Gastric Cancer and Gastrointestinal Stromal Tumor: Report of Two Cases. Turkish Journal of Gastroenterology 2010, 21, 302-304.