Tülay SARIÇAM, Eser VARDARELİ, Ayşegül HARMANCI, Yekta KIŞIOĞLU, Nur KEBAPÇI, and Esat ERENOĞLU, “MALIGNANCIES DETERMINED BY UPPER GASTROINTESTINAL SYSTEM ENDOSCOPY IN 1400 CASES”, Turkish Journal of Gastroenterology, vol. 5, no. 2, pp. 275–279, Apr. 2020.