The deepening swine flu outbreak led Japan’s government to shut more than 4,000 schools and spurred the World Health Organization to urge drugmakers such as Sanofi- Aventis SA and GlaxoSmithKline Plc to start preparing a vaccine.
Japan shut 4,464 schools in six prefectures, up from 4,043 the central government originally asked to close, the education ministry said by fax today. WHO Director-General Margaret Chan yesterday endorsed a panel’s recommendation that drugmakers develop batches of swine flu vaccine for testing.
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