Non-invasive score system for fibrosis in chronic hepatitis: Proposal for a model based on biochemical, FibroScan and ultrasound data

NAFLD; Chronic viral hepatitis; FibroScan; Liver biopsy; Non-invasive fibrosis; Ultrasound scan; Adult; Biopsy, Needle; Cohort Studies; Elasticity Imaging Techniques; Female; Hepatitis B, Chronic; Hepatitis C, Chronic; Hepatitis, Viral, Human; Humans; Immunohistochemistry; Liver Cirrhosis; Male; Middle Aged; Non-alcoholic Fatty Liver Disease; Predictive Value of Tests; ROC Curve; Sensitivity and Specificity; Severity of Illness Index; Ultrasonography, Doppler; Hepatology