Seroprevalence of hepatitis B and C viruses in the province of Tokat in the Black Sea region of Turkey: A population-based study - , Beytullah YILDIRIM, Şener BARUT, Yunus BULUT, Gülgün YENİŞEHİRLİ, Metin ÖZDEMİR, İlhan ÇETİN, Ali AKBAŞ, Ömer ATIŞ, Hüseyin ÖZYURT, Şemsettin ŞAHİN (Turkish Journal of Gastroenterology 1, 2019)