CUSIP No. 66737P 10 5 Page 7 of 7 pages
EXHIBIT 1
JOINT FILING AGREEMENT
Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of
1934, as amended, the undersigned hereby agree that the Amendment No. 4 to
Schedule 13G to which this Joint Filing Statement is being filed as an exhibit
shall be a joint statement filed on behalf of each of the undersigned.
Date: May 6, 2004
NORTHWEST HOSPITAL
By /s/ C. Xxxxxxx Xxxxxxxxx
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C. Xxxxxxx Xxxxxxxxx, President and
Chief Executive Officer
/s/ C. Xxxxxxx Xxxxxxxxx
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C. Xxxxxxx Xxxxxxxxx, individually
