4Maynard JE, Kane MA, Alter MJ,et al. Control of hepatitis B by immunization: global perspective. J Med Virol, 1987, 21∶89A.
5Chen DS, Chen CJ, Hsu HM, et al. Effects of neonatal hepatitis B vaccination on the prevalence of hepatocellular carcinoma. Abstracts of 11th International Symposium on Viral Hepatitis & Liver Disease. Sydney, Australia, 2003.19.