Objective With the same times of injection to compare low-dose intradermal regimen with routine-dose intramuscular inocu......

健康人群接种乙肝疫苗后的无(弱)应答者为5%～10%,而无(弱)应答者仍然是乙肝病毒的易感者.影响乙肝疫苗接种后无(弱)应答的因素有:年......