*The Sydney System in the assessment of gastritis: Inter-observer agreement - ÖZTÜRK, Sibel; SERİNÖZ, Ebru and KUZU, Işınsu and ENSARİ, Arzu and ERDEN, Esra and KANSU, Aydan and ALTUNTAŞ, Buket and ÇETİNKAYA, Hülya and ÖZDEN, Ali (Turkish Journal of Gastroenterology, 2001)