But it has taken on new urgency,coming one day after the World Health Organization raised its global swine flu alert to Phase 4 on the six-point scale.

VOA: standard.2009.04.28

The fourth phase of ticket sales was launched on Feb.9.

VOA: standard.2010.02.10

But John VandeBerg of the Southwest National Primate Research Center says if the proposed legislation to phase out medical research on chimpanzees is passed, scientists like him will have to end their work.

VOA: standard.2010.02.16

"It is our intention to conclude this phase of our discussions in the very near future, within the timeframes that you suggest, to enable us to move on to the more important phase,".

VOA: standard.2009.09.14

Prime Minister Silvio Berlusconi on Sunday declared the emergency phase over but said it would be months before most of the people displaced will know if they can go back to their homes.

VOA: standard.2009.04.12