疫情

A four-year-old boy in Veracruz state who was sick and tested positive for the virus is believed to be the earliest-known victim of the outbreak.

墨西哥韦拉克鲁斯州被检测出猪流感病毒呈阳性的一名 4 岁男童被认为是已知猪流感疫情爆发后最先染病的受害者。

A four-year-old boy in Veracruz state who was sick and tested positive for the virus is believed to be the earliest-known victim of the outbreak.

墨西哥韦拉克鲁斯州被检测出猪流感病毒呈阳性的一名 4 岁男童被认為是已知猪流感疫情爆发后最先染病的受害者。

The beetle outbreak started in Tweedsmuir Provincial Park.

天牛疫情的开始特威兹缪尔省立公园。

For example, Santa Cruz, an oil-rich province in Patagonia, spends eight times more per head on health care than Corrientes, in the poor north-east, according to Daniel Maceira, a health economist.

这就意味着如果一只小虫袭击了阿根廷，它将遇到这样一个医疗系统：相关人员很少互相沟通，目标不一致，并对大范围的疫情只投入少量资金。

Methods Using epidemiologic methods to analyze the data of epidemic monitoring and epidemiological description about EHF.

病例对象来源于疫情报告资料、EHF个案调查表和实验室结果。

He also said he had examined patients and data at the invitation of Dr. Samuel Ponce de León, who directs Mexico's national vaccination program.

Wenzel医生道，墨西哥疫情的不同寻常之处在于其复杂性，&在最近的几个月里，五种不同的流感病毒同时在墨西哥传播。&

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。