4Maini MK,Boni C,Ogg GS,et al.Eirect ex vivo analysis of hepatitis B virus-specific CD+8 T cells associated with the control of infection.Gastroenterology,1999,117(6):1386~1396
5Harpaz R,Mahon BJ,Margolis HS,et al.Dlimination of new chronic hepatitis B virus infections:results of the alaska immunization program.The Journal of Infection Diseases,2000,18(2):413~418