流行病

Objective To collect data for elucidating the epidemiological characteristics and genetic heterogeneity of TTV and preparing for serologic tests.

目的 为阐明TT病毒流行病学特征和基因组异质性以及为血清学诊断试剂的研制提供资料。

Objective:To investigate the epidemiologic and clinical features of seronegative liver diseases and guide diagnosis and treatment.

目的：探讨肝炎病毒血清学标志阴性肝病患者流行病学和临床特点，指导临床诊断和治疗。

Researchs in epidemiology showed seropositive for HSV were increasing obviously in most countries in the past 20 years.

流行病学研究显示：过去 20 年中，世界大多数国家 HSV 的血清患病率显著增加。

Rabbits remained seropositive up to the end of the experiment(on week 10 post-infection).

研究结果为该病的流行病学调查及免疫预防奠定了基础。

Therefore,the article is written as a summary about the etiology,epidemiology,pathological change,prevention and therapy of infectious serositis of duck.

本文从鸭传染性浆膜炎的病原、流行病学、病理变化以及预防和治疗等几个方面对该病作了简要的综述。

"It's unethical to experiment with these chemicals on people," says Shanna Swan, director of the Center for Reproductie Epidemiology at New York's Uniersity of Rochester.

&在人们身上进行这些化合物的实验是不道德的，&纽约大学法医学生育流行病学中心主任Shanna Swan说。

Professor of Obstetrics and Director of the Center for Reproductive Epidemiology at the University of Rochester Medical Center and lead author of the study, Dr Shanna H Swan said that the study's main contribution is that it raises an issue rather than identifies a cause.

作为Rochester医学中心的生殖流行病学中心主任，产科学教授，该研究的负责人Shanna H Swan医生说，该研究的主要贡献在于发现一个问题而不是确定一个原因。

"Pregnant women may require more fruits and vegetables than usual because of the extra demands on the body," senior author Martha M. Werler, MPH, ScD, from the Slone Epidemiology Center at Boston University in Massachusetts, said in a news release.

马萨诸塞州波士顿大学斯隆流行病学研究中心的资深作家，公卫硕士玛莎·M Werler在一个新闻发布会上说：&由于身体的额外需要孕期妇女可能需要比平时更多的蔬菜水果。&

Manuscripts of original articles, editorials, reviews, case-reports ,short reports、and correspondence on clinical, laboratory, immunologic, epidemiologic, sociologic topics in the field of sexually transmitted infections including AIDS/HIV infection and related are welcome from China including Taiwan, Hong Kong, Macao and any part of the rest world.

本刊主要刊登来自中国及邻近地区包括台湾、香港、澳门等地有关性传播疾病、HIV感染/艾滋病领域的有关临床、实验、免疫学、流行病学和社会学等方面研究的原创论文、综述、病历报告、述评及通讯等稿件。

Autism is an epidemic: It has spiked 1,500 percent in the last twenty years.

自闭症是一种流行病：它已经高涨，在过去的20年百分之1500。

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。