Dergiler / Turkish Journal of Gastroenterology / 2017 / Cilt: 28 - Sayı: 3Endoscopic biopsy techniques for proximal biliary stricturesFATİH TEKİN,İLKER TURAN,GALİP ERSÖZ,AHMET ÖMER ÖZÜTEMİZDergiTurkish Journal of GastroenterologySayı2017 · Cilt: 28 - Sayı: 3Sayfa225–225DOI—