The reorganization will be completed in two phases with the announced changes being a part of Phase I that is scheduled to continue for a few more weeks.

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Experts also think that they can learn a lot about the origin of migraines by studying how the body changes in the premonitory phase.

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Some federal borrowing for the transition may be needed in the early years of the reforms, as the savings from all the changes phase in.

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Most of the really serious cuts phase in between 2005 and 2010, but substantial changes go into effect next year.

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"The objective of the changes being announced today is to build an organization where people can take ownership of their work as we enter a new phase of growth in vehicle sales, " he said at a news conference in Tokyo.

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