E-cadherin expression in hepatitis B virus related hepatocelluler carcinoma: Comparison of normal, chronic hepatitis and cirrhotic liver - AVŞAR, Erol; ÇELİKEL, Çiğdem; ÖVER HAMZAOĞLU, Hülya; EKİCİOĞLU, Gülsüm; DEMİR, Kadir; FIRATLI TUĞLULAR, Tülin; TEZCAN, Hakan; KALAYCI, Cem; TÖZÜN, Nurdan (Turkish Journal of Gastroenterology, 1999)