The diagnosis of an active infection by the hepatitis B virus (HBV) relies on testing for the HBV surface antigen (HBsAg). Over the decades the sensitivity of HBsAg assays has increased, and the most ...

Background Prisons are important settings for blood-borne virus control because of the high prevalence of hepatitis C and B viral infections (HCV and HBV), and behaviours associated with transmission ...