For the study, an independent high school in Rhode Island delayed morning classes from eight o'clock to eighty-thirty.

VOA: special.2010.07.07

For the first time the W.H.O.raised its alert level from phase four to phase five on April twenty-ninth.

VOA: special.2009.05.06

The W.H.O.is now advising infected women to begin antiretroviral drugs at fourteen weeks of pregnancy, instead of twenty-eight.

VOA: special.2009.12.02

W.H.O.Director-General Margaret Chan declared the sickness a pandemic a disease that has spread to many nations.

VOA: special.2009.07.14

Brian O'Connor of the Family Violence Prevention Fund says young men need guidelines in how to treat young women -- in person or online.

VOA: special.2010.07.15

The W.H.O.says insecticide-treated bed nets have been shown to reduce the number of malaria cases by fifty percent and the infection rate by ninety percent.

VOA: special.2010.04.20

They said he put the first letters of his names -- O and K -- on each object people gave him to send on the train.

VOA: special.2010.02.28

The W.H.O.announced ten projects to test non-chemical methods for fighting mosquitoes.

VOA: special.2009.05.26

No problem. Got to go.I'm double-parked. O.K. Thanks.

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