1. Persistent carriage of hepatitis viruses;Zuckerman,1975
2. Significance of persistent HBs antigenaemia;Woolf;Br Med J,1976
3. Incidence and meaning of persistence of Australia antigen in patients with acute viral hepatitis;Nielsen,1971
4. Immune response to hepatitis B vaccine in drug addicts;Schalm;J Infect,1983
5. Viral hepatitis in the Eastern Bay of Plenty;Milne;NZ Med J,1980