接种疫苗后四组总的反应率各为93.3%,46.2%,50.0%与10.0%。 原发反应率各为90.9%,41.7%,42.5%,5.3%,均以1ml 组反应最佳。

• The response rates of the groups were 93.3%25,46.2%25,50.0%25 and 10.0%25,aud theprimary responses were 90.9,41.7%25,42.5%25 and 5.3%25,respectively.