国家计划免疫综合审评县2004年农村儿童白喉免疫水平与白百破疫苗接种率调查
국가계화면역종합심평현2004년농촌인동백후면역수평여백백파역묘접충솔조사
Study on the immunity of diphtheria in children at county level with different 4-vaccine coverage rates based on the results from "National Immunization Program Review" in 2004
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