1. 1. who.int [homepage on the internet]. World Health Organization: Fact sheet for Hepatitis B; No.204 [updated 2008 August; cited 2008 August 8]. Available from: http://www.who.int/mediacentre/factsheets/fs204/en/index.html.
2. The Policy of NIP and VPD Control
3. 3. Shin HR, Won YJ, Jung KW, Park JG, Hong EK, Suh CI, et al. Cancer Incidence in Korea (1999–2002). In: Curado MP, Edwards, B, Shin HR, Storm H, Ferlay J, Heanue M and Boyle P, eds (2007) Cancer Incidence in Five Continents, Vol. IX, IARC Scientific Publications No. 160, Lyon, IARC.
4. 4. Ministry of Health and Welfare. National Health and Nutrition Survey 2001. Seoul: Ministry of Health and Welfare; 2002. p. 205–211 (Korean).