The diagnostic value of immunohistochemically HBsAg staining patterns in chronic hepatitis B infection: correlation among histological, serological and immunohistochemical findings - BİLGİ, Selçuk; ÇIRPAN, İsmail; KUTLU, Kemal; ÖZDEMİR, Sedat; DÖKMECİ, Gülbin (Turkish Journal of Gastroenterology, 1995)