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Exhibit 23
CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS
As independent public accountants, we hereby consent to the incorporation of our
reports included in this Form 10-K, into the Company's previously filed
Registration Statement File No. 2-77846, No. 2-81123, No. 2-95446, No. 33-12633,
No. 33-27885, No. 0-10824, No. 33-45432, No. 33-75136, No. 333-15935, No.
333-49069, No. 333-30920, No. 333-39390, No. 333-92951, and No. 333-32614.
/s/ ARTHUR ANDERSEN LLP
Boston, Massachusetts
November 21, 2000