Köksal, İftihar, Gürdal Yılmaz, Mehmet Parlak, Tuna Demirdal, Sami Kınıklı, Mehmet Candan, Ali Kaya, et al. 2018. “Diagnostic Value of Combined Serum Biomarkers for the Evaluation of Liver Fibrosis in Chronic Hepatitis C Infection: A Multicenter, Noninterventional, Observational Study”. Turkish Journal of Gastroenterology 29 (4):464-72. https://doi.org/10.5152/tjg.2018.16597.