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4

Changes in Ownership

BIOGEN INC. Filed 2004-09-21 Acc 0001209191-04-045115

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4 Changes in Ownership , xslF345X02/doc4.xml

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2004-09-29 4 Changes in Ownership
2004-09-22 8-K Other events
2004-09-21 4 Changes in Ownership
2004-09-15 4 Changes in Ownership
2004-09-15 4/A Changes in Ownership
2004-09-15 4 Changes in Ownership
2004-09-15 4 Changes in Ownership

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