That way,H.I.V.-infected women could have plenty of time to get the pouch from a health care provider early in their pregnancy.

VOA: special.2010.05.24

So, it's awkward to have to wait for a cow to get infected before you can vaccinate a population.

在给人们预防接种之前,你只有干等着,直到有一头奶牛感染了病毒才行

耶鲁公开课 - 生物医学工程探索课程节选

One is that you got to get the vaccine from cows, so you got to have an infected cow in order to produce the vaccine.

一是,你若要想从奶牛身上得到疫苗,那就得有一头奶牛感染病毒

耶鲁公开课 - 生物医学工程探索课程节选

Still others said some women may have had vaginal conditions that made them more likely to become infected.

VOA: special.2010.07.21

In one group,the infected man or woman began to take a combination of three antiretroviral drugs immediately after being found to have HIV.

VOA: special.2011.05.18

Recently,some experts have suggested that he might have become infected with a tropical disease.

VOA: special.2009.02.25

Andrew and Samantha are trying to get back to safety in the United States but they have to travel through the so-called infected area in Mexico.

VOA: special.2010.10.29

She says infected females were three times less likely to have babies.

VOA: special.2009.09.08

Officials estimate that more than of 3,000 people has been infected, although authorities do not yet have an exact figure.

VOA: standard.2009.07.24

UNAIDS estimates about have been infected with HIV since the epidemic began about About 25 million have died from HIV-related illnesses.

VOA: standard.2010.05.17

So far,60 people have died and almost 4,000 villagers have been infected by what has been identified as seasonal flu.

VOA: standard.2009.09.14

Those infected need to have yearly ultrasounds and blood tests to screen for early stages of liver cancer.

VOA: standard.2010.07.26

They have predicted that up to one fifth of the Australian population about four million people could be infected by the swine flu virus.

VOA: standard.2009.05.30

Some Papua New Guineans associate AIDS and HIV with witchcraft and sorcery and there have been reports of infected people being thrown into rivers, buried alive in graves or being starved to death.

VOA: standard.2009.04.04

"However,if we begin to see numbers of people who are getting infected who have not any contact with such persons, then this really becomes much stronger evidence that we are seeing community to community spread."

VOA: standard.2009.05.14