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计划免疫的现状及进展朱启段恕诚计划免疫是指按年龄进行有计划的常规免疫接种，是降低儿童急性传染病发病率和保障儿童健康的关键。联合国儿童基金会将计划免疫作为适宜技术和措施在全球范围内推广。世界卫生组织（ＷＨＯ）早在７０年代就提出扩大免疫规划（ｅｘｐａｎ...
Current Status and Progress of Planned Vaccination Zhu Qiwei Duan Shucheng Planned immunization refers to planned routine immunization by age and is the key to reducing the incidence of acute infectious diseases in children and safeguarding children’s health. UNICEF promotes planned immunizations globally as appropriate technologies and measures. As early as the 1970s, the World Health Organization (WHO) proposed to expand the immunization program (expan ...