ประโยคภาษาจีน : 中文句子 |
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mù dì 目的 wèi 为 liǎo jiě 了解 jiē zhòng 接种 jiǎ gān 甲肝 yì miáo 疫苗 yǐ lái 以来 hóng kǒu qū 虹口区 jiǎ xíng gān yán 甲型肝炎 liú xíng bìng xué 流行病学 tè zhēng 特征 wèi 为 gǎi jìn 改进 jiǎ gān 甲肝 yì miáo 疫苗 miǎn yì 免疫 cè lüè 策略 tí gōng 提供 yī jù 依据 |
Objective To supply science basis for improving on immune strategy of heptitis A vaccine, and to understand epidemiology of heptitis A in Hongkou since vaccinating heptitis A vaccine. |