Objective To study the immunology effects of the combination immunity of attenuated live hepatitis A vaccine (HAV) and measles vaccine (MV) on the immunity of HAV.

• 摘要目的观察甲肝减毒活疫苗与麻疹减毒活疫苗联合免疫对甲肝疫苗免疫学效果的影响。