流行病学的

N1uX:q0\;j0 Objective To investigate the incidence, the risk factors and the outcome of nosocomial tracheobronchitis in patients age over 65 years of age receiving mechanical ventilation.

目的 探讨机械通气老年患者并发院内气管支气管炎的危险因素，为制定院内感染防治措施提供流行病学资料和科学依据。

Dg/l%{~cD(V0 Objective To investigate the incidence, the risk factors and the outcome of nosocomial tracheobronchitis in patients age over 65 years of age receiving mechanical ventilation.

IuJb6f w0 目的探讨机械通气老年患者并发院内气管支气管炎的危险因素，为制定院内感染防治措施提供流行病学资料和科学依据。

8EN:A4 n-H.}2Ujv0 Objective To investigate the incidence, the risk factors and the outcome of nosocomial tracheobronchitis in patients age over 65 years of age receiving mechanical ventilation.

目的 探讨机械通气老年患者并发院内气管支气管炎的危险因素，为制定院内感染防治措施提供流行病学资料和科学依据。

Methods The epidemiological survey of psychiatry was carried out in 7 areas in China, In 1993. All those subjects diagnosed as mental disorder but unrecovered were assessed with the Chinese scale of mental disability and intellectual impairment.

于1993年在国内7个地区进行精神疾病流行病学调查，采用我国精神残疾与智力残疾评定工具，对确诊的未治愈患者进行残疾评定。

Comparison on Fluorescence-PCR and Multiplex-PCR Method for Hepatitis B Virous Genotyping

比较荧光PCR和型特异性引物 PCR两种乙肝病毒基因分型方法，确立适合大规模流行病学调查和临床使用的HBV分型方法。

The results of epidemiological survey, laboratory tests and clincial manifestations show this is an imported outbreak of Plasmodium vivax malaria.

根据流行病学调查、病例临床表现和实验室检查结果，定为一起由输入性疟疾引起的间日疟局部爆发。

Objectives To study the epidemiological features and elating risk factors of road traffic injuries occurred on the Guangzhou-Shenzhe expressway .

旨在发现我国南方发达地区高速公路交通事故的流行病学特点和相关因素，从而对高速公路交通事故进行有效防止。

Objectives To study the epidemiological features and r elating risk factors of road traffic injuries occurred on the Guangzhou-Shenzhe n expressway .

旨在发现我国南方发达地区高速公路交通事故的流行病学特点和相关因素，从而对高速公路交通事故进行有效防止。

Role of genotype in the cycle of violence in maltreated children.

合肥市中小学生暴力行为的流行病学调查。

It's an exercise in paleoepidemiology, the study of ancient diseases in mummified bodies and other human remains.

这是一项关于古流行病学（研究干尸或是其他人类遗体中古代疾病的学科）研究。

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。