亚洲、北美和南美的鸟类，在气候变暖的若干年里，其感染率的变化较小，而生活在非洲和欧洲的鸟类则受影响较大。
Birds in Asia, North America and South America suffered much less change in their levels of infection during warm years than did birds dwelling in Africa and Europe.
这份报告说，非洲受艾滋病疫情影响最严重的5个国家中的四个-埃塞俄比亚、南非、赞比亚和津巴布韦的新艾滋病毒感染率下降的幅度超过了25%。
The report said Ethiopia, South Africa, Zambia and Zimbabwe — four of the five African countries most affected by the epidemic — have reduced rates of new HIV infections by more than 25 percent.
艾滋病的流行也给卢旺达造成了严重的影响，尽管其5.1%的艾滋病毒感染率远低于东非和南非地区的平均水平。
Rwanda is also severely affected by the HIV epidemic, although HIV -5.1% - is much lower than the average of Eastern and Southern Africa.
但事实上，我们将自己的数据与该国嗜中性细胞绝对计数数据进行了对比，结果显示，两者的差异不太可能严重影响我们得出的感染率下降的研究发现。
However, the fact that our data were comparable with national ANC data suggests that our major findings of declining prevalence are not likely to have been affected significantly by such differences.
结论集体服药防治和经济卫生条件共同影响农村人群蛔虫感染率变化，尤其集体服药防治的作用更显著。
Conclusion the Ascaris infection rate is influenced by mass chemotherapy, economics and health conditions in rural residents, especially the mass chemotherapy.
目的为总结影响外科腹部手术切口感染的各种因素，提出防范措施，以控制手术切口感染，降低医院感染率。
OBJECTIVE to summarize the factors causing surgical site infection after abdomen operations, put forward prevention measures to control incision infection and reduce the infection rate in hospitals.
它指出，为解决中国和苏丹南部地区的艾滋病毒高感染率的已规划项目，可能会受到经费削减的影响。
It said that planned projects to tackle high rates of HIV in areas of China and South Sudan might be affected by the funding cut.
牙医工作中艾滋病毒感染率高的地区的艾滋病毒阳性患者治疗有什么影响，但这种待遇的决定？
Dentists working in high HIV prevalence areas treat HIV seropositive patients but what affects this treatment decision?
目的：了解孕妇解脲脲原体（UU）、沙眼衣原体（CT）的感染率，探讨孕妇感染后对妊娠结 局及其新生儿的影响。
Objective To determine the prevalence of Ureaplasma urealyticum (UU) and Chlamydia trachomatis (CT) in pregnant women on pregnant outcome and neonates.
目的：了解孕妇解脲脲原体（UU）、沙眼衣原体（CT）的感染率，探讨孕妇感染后对妊娠结 局及其新生儿的影响。
Objective To determine the prevalence of Ureaplasma urealyticum (UU) and Chlamydia trachomatis (CT) in pregnant women on pregnant outcome and neonates.
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