1. Post exposure prophylaxis of hepatitis B. Recommendation for Immunisation Practices Advisory Committee;Centres for Disease Control;Ann Intern Med,1984
2. Hepatitis B as an aetiological agent in hepatocellular carcinoma: Epidemiologic considerations;Beasley;Hepatology,1982
3. Hepatitis B vaccine joins the fight against pandemic disease;Clements;World Health Forum,1990