流行病

Pathological observation showed that infected ducklings were characterized by pericarditis, perihepatitis and all body septicemias.

流行病学调查结果表明，感染鸭日龄多为2～6周龄，并有大日龄发病的趋势。

In female groups, the peak value of phalangeal BMD (MP2-4) of the non-dominant hand occurred between the age of 20-39 years, hut sharply after 50 years old descended.

采用放射吸收法测定指骨骨密度所获得的测量结果，符合骨质疏松流行病学发病基本规律。

This makes it very difficult to compare the results ofdifferent pharmacologic, interventional, and epidemiologic studies ofpatients with a particular disease.

这就使比较同一种疾病的不同药理，介入和流行病研究结果造成了很大的困难。

Observation on the effect of spraying Baythroid in animals′ vault in preventing and controlling the medium of leishmaniasis- Phlebotomus chinensis

%溴氰菊脂可湿性粉剂 2 5 0mg/L家犬防治中华白蛉措施后，逐年进行野外洞穴白蛉密度观察和当地内脏利什曼病的流行病学调查。

Plant Disease is an official publication of The American Phytopathological Society.

资源描述：《植物病害》是美国植物病理学协会出版的专业期刊，刊载研究作物病害诊断和处理的实用性论文，包括作物新病害和流行病及其防治。

Methods The genetic epidemiology methods are used to make segregation analysis and polygenic threshold model.

方法运用分离分析法和多基因阈值理论进行遗传流行病学分析。

Investigation of animal experiment, human clinical studies and epidemiology indicate its many bio-activities, such as anti-cancer, atherosclerosis effective,preventing costeo poros and preventing menopause symptoms.

动物实验、临床研究以及流行病学调查表明，大豆异黄酮对癌症、动脉硬化症、骨质疏松症以及更年期综合症具有预防与治愈作用。

Although we found an association between exposure to these essential oils and gynecomastia, further research is needed to determine the prevalence of prepubertal gynecomastia in boys using products containing lavender and tea tree oils.

&结果，这样的流行病学研究，是重要的，告诉我们如何强烈协会之间的局部应用的油类及前期男性女乳症&。

Molecular Marker As An Indicator in Presaging Prognosis of Human Lung Adenocarcinoma Zhou Baosen, Dai xiaochun, He Anguang,et al.* Department of Epidemiology, China Medical University, Shenyang 110001

单位：1 中国医科大学流行病学教室沈阳110001；2 中国医科大学肿瘤研究所肺癌研究室；3 中国医科大学研究生处；4 中国医科大学病理学教研室

The investigation provides epidemiologic evidence for researches on mechanism of presbycusis, especially on susceptibility genes and longevity genes.

社会福利院60岁以上的老人相对集中，听力残疾发生率较高，这是老年性聋发生的一个缩影，应引起全社会对老年人的听力保护和康复的重视；老年听力残疾人中男性比女性多，而未定等级的10例中，女性又较男性多，这又为研究老年性聋发生机理，特别是易感基因或长寿基因的研究提供了流行病学调查的依据。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。