National Expanded Programme on Immunization work steadily, diphtheria and other 15 reported cases of infectious diseases was significantly decreased.
全国扩大免疫规划工作稳步推进，白喉等15种传染病报告病例数显著下降。
National Expanded Programme on Immunization work steadily, diphtheria and other 15 reported cases of infectious diseases was significantly decreased.
全国扩大免疫规划工作稳步推进，白喉等15种传染病报告病例数显著下降。
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