预防接种

By using a Liapunov function and Lasalle-Liapunov theory, we prove the global stabilites of equilibrium of SIR model with continuous vaccination.

利用构造Liapunov函数和Lasalle不变集原理，证明了具有连续预防接种的SIR模型无病平衡点和正平衡点的全局渐近稳定性。

Objective To understand the rubella immune status of normal population and provide scientific references for the strategies on prevention and control.

目的了解山东省正常人群风疹病毒自然感染状况，为保护易感人群及制定合理的预防接种方案提供科学依据。

METHODS: Three hundred infants aged 6, 7, 12, 18 months in April 2009 in Bai Guan Street Community Hospital Shangyu City were enrolled in this study, nursing bottle caries were examined and recorded.

选择上虞市百官街道社区卫生院2009年4月份接受预防接种的6、9、12、18个月的婴幼儿共300名，进行奶瓶龋检查。

Be aware of any immunizations you need before going to a foreign port of call on your wedding cruise.

要注意预防接种的任何之前，您需要去一个外国港口停靠在你的婚礼巡航。

So if the case for pre-emptive vaccination is so strong, why do the authorities refuse to consider it

如果预防接种疫苗的需要这麼强烈，那麼为何当局却不考虑呢？

Vaccinating diphtheria toxoid vaccine is one of the comprehensive measures of diphtheria prevention. The diphtheria incidence is controlled effectively in Binzhou city.

白喉类毒素疫苗预防接种是白喉综合防制的主要措施之一，滨州市人群白喉发病基本得到控制。

To get the censored units by two?stage PPS sampling,investigate its service forms and service periods of EPI,together with basic vaccination rate.Quality control measures were managed through investigations. Software SAS 6.12 was applied for analysis of canonical correlation and redundancy.

按两阶段PPS法抽取审评单位，调查预防接种服务形式、服务周期和基础免疫接种率，在整个调查过程中予以质量控制，并应用SAS6.12进行典型相关分析和冗余度分析。

The diagnosed JE cases accounted for 71.88%-74.90% in Guizhou province. It should further strengthen JE surveillance system, enhance laboratory diagnosis technique so as to diagnize effectivly JE cases, and put the emphasis on the immunization of JE vaccine to the population of under 15 years old.

应进一步加强乙脑专项监测和提高实验室诊断技术，使非乙脑报告病例得到明确诊断；继续对15岁以下儿童实施乙脑疫苗预防接种为主的综合防治措施。

There is no upper age limit on vaccination.

是没有年龄上限，对预防接种。

How to evaluate the effect of vaccinate.

如何进行预防接种的效果评价？

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。