KARASU, Z.; YILMAZ, F.; ERSÖZ, G.; GÜNŞAR, F.; BATUR, Y.; AKARCA, U. S. Predictive Value of Proliferating Cell Nuclear Antigen Index in Response to Interferon Treatment in Patients With Chronic Viral Hepatitis B and C. Turkish Journal of Gastroenterology 2001, 12, 89-94.