Exhibit 10.1 FIRST AMENDMENT TO CREDIT AGREEMENT This FIRST AMENDMENT TO CREDIT AGREEMENT (this "Amendment") is entered into as of September 20, 2002 among QUEST DIAGNOSTICS INCORPORATED, a Delaware corporation (the "Borrower"), certain Subsidiaries...Credit Agreement • October 31st, 2002 • Quest Diagnostics Inc • Services-medical laboratories • New York
WAIVER AND AMENDMENT NO. 4 TO AMENDED AND RESTATED CREDIT AND SECURITY AGREEMENTCredit and Security Agreement • October 31st, 2002 • Quest Diagnostics Inc • Services-medical laboratories • New York
OMNIBUS AMENDMENTOmnibus Amendment • October 31st, 2002 • Quest Diagnostics Inc • Services-medical laboratories • New York
