Važnost detekcije protutijela na sržni antigen u identifikaciji dobrovoljnih davatelja krvi s okultnom infekcijom virusom hepatitisa B : doktorski rad = The significance of anti-HBc detection in identification of volunteer blood donors with occult hepatitis B virus infection in Croatia : doctoral thesis - Miletić, Manuela; Barišić, Karmela (2019)