EXHIBIT 99.3 JOINT FILING AGREEMENT The undersigned acknowledge and agree that the foregoing Statement on Schedule 13D is filed on behalf of each of the undersigned and that all subsequent amendments to this statement shall be filed on behalf of each...Joint Filing Agreement • April 12th, 2002 • Quest Diagnostics Inc • Services-medical laboratories
This agreement may be executed in counterparts and each of such counterparts taken together shall constitute one and the same instrument.
