Immunomodulatory effects of HBsAg vaccine and levamisole in chronic hepatitis B and hepatitis B carrier children - DEMİRCİ, Fikret; BAYRAKTAROĞLU, Ziya; KARAOĞLAN, Murat; COŞKUN, Yavuz; KARAOĞLAN, İlkay; OKAN, Vahap (Turkish Journal of Gastroenterology, 2005)