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Domestic live attenuated hepatitis A vaccine (H2 strain) in the immune effect of primary school students

; 9V. 2E,[link widoczny dla zalogowanych], N. I lost time outside than 3 seroconversion 24. Positive rate was 7500 and another 8 anti-H has no positive conversion of a control group of 26 T,[link widoczny dla zalogowanych], anti-H-positive people. T lost 5 pm In addition to 18 people outside the persistent positive anti-H. Continuous positive rate 85.7l%,[link widoczny dla zalogowanych], there are 3 anti-II negative. 3 to discuss the investigation of all the immune Hom objects no abnormal reactions after vaccination. Observation group, positive rate of anti HAv in T and T,[link widoczny dla zalogowanych], and 8564f,[link widoczny dla zalogowanych], respectively 8544 percent while the control group were l2.93 and 2832 the differences were significant (dead <o0O1) observed a group of anti-r HAv continuous positive moment transfer rate of 8609. The results show that live attenuated hepatitis A vaccine made (H strain) has a good safety and immunogenicity. Data show that], hepatitis A vaccination in the vaccination of live attenuated vaccine (H = forest) can be detected from the feces of hepatitis A virus. And may lead to horizontal transmission. The control group had 3 T: Anti-H negative conversion is a small amount of vaccine virus from contact with low-titer anti-generated - H due to be studied further. Hepatitis as the most common infectious diseases in the world are popular. Since health status and economic conditions are different. H of the infection in different countries and regions of different populations is not the same as the high incidence of hepatitis. As for the anti-H-positive rate of population under 60 can not establish an effective protective barrier. ~ Once a pathogen transmission can easily cause an outbreak in l992 ~ l995, according to the national epidemiological survey of viral hepatitis wire shows urban children under the age of l5 H infection rate was 455. Inoculated in the rate of hepatitis A vaccine in March, the children's positive rate of anti ~ HAv lli to ss44. So. View of the epidemic situation of hepatitis A vaccination ul stare from the focus on cricket loving to prevent and control hepatitis A vaccine is the most effective means of popular and may well be the party Mu. Ls in the city and suggested that children under the age of universal vaccination llf the Hepatitis B vaccine. 4
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