Dergiler / Turkish Journal of Gastroenterology / 2014 / Cilt: 25 - Sayı: 1Does long-term metformin usage reduce gastric cancer risk?Şahin ÇOBANDergiTurkish Journal of GastroenterologySayı2014 · Cilt: 25 - Sayı: 1Sayfa125–125DOI—