However, the 118 newborns in group 3 were inoculated with HB vaccine at ages of 0,1 and 6 months and DTP vaccine at 3,4 and 5 months.

• 第 3组按 0、1、6月龄接种乙肝疫苗 ,3、4、5月龄接种三联疫苗 ,118人。