In order to assure the healthy growth of Tibetan children,a planned immunization program has been widely implemented in tibet since 1986. Over 85 percent of children have been inoculated.
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释义
为了保护藏族儿童的健康成长,1986年以来,西藏广泛开展计划免疫,免疫接种率达85%25以上。
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