The guidelines urge doctors not to use other imaging methods like CT or MRI scans until they have done this.

VOA: special.2009.09.02

The World Health Organization is warning the public not to use potassium iodide unless health officials advise them to.

VOA: special.2011.03.30

Medical workers in Haiti are now trying to spread the message not to use river water without some form of purification.

VOA: special.2010.11.10

But she says they believe it would be a terrible mistake not to use these influential tools to contribute to the answers.

VOA: special.2009.11.27

But traditional guidelines say not to use tPA if more than three hours have passed after the first signs of a stroke.

VOA: special.2009.08.12

She and her best friend still use it, especially when they do not want their children to know what they are talking about.

VOA: special.2009.12.04

For instance,even native speakers are often not sure when to use "lie" and when to use "lay."

VOA: special.2010.02.11

I filled this room with expensive scientific equipment that I did not know how to use.

VOA: special.2011.06.18

It was a place where people owned things that they did not know how to use.

VOA: special.2010.01.03

But I do not recognize the right to waste them, nor to rob -- by wasteful use -- the generations that come after us."

VOA: special.2010.08.12

But he also believed that women should not use their education to work outside the home.

VOA: special.2010.07.18

He says they are too recent and not detailed enough to be of much use.

VOA: special.2010.05.25

President Grant did not wait long to use his powers under the new law.

VOA: special.2010.02.18

The vaccine is not cheap. But Hameed Nuru says the herders get together to sell a bull and use the money to vaccinate all their animals.

VOA: special.2009.11.03