Credit Suisse First Boston Annual Healthcare Conference November 17, 2005 Forward-Looking Statements Statements included in this presentation or in the oral comments made…

Banc of America Health Care Conference 2005 May 19, 2005 Forward-Looking Statements Statements included in this presentation or in the oral comments made as part of this…

Lehman Brothers 9th Annual Global Healthcare Conference March 8, 2006 Forward-Looking Statements Statements included in this presentation or in the oral comments made as…

Bear Stearns 18th Annual Healthcare Conference Sept 13, 2005 Forward-Looking Statements Statements included in this presentation or in the oral comments made as part of this…

SG Cowen 25th Annual Health Care Conference March 15, 2005 Express Scripts Aligning Interests Forward-Looking Statements Statements included in this presentation or in the…

Merrill Lynch Health Services Investor Conference November 29, 2005 Forward-Looking Statements Statements included in this presentation or in the oral comments made as part…

Lehman Brothers 8th Annual Global Healthcare Conference April 1, 2005 Express Scripts Aligning Interests Forward-Looking Statements Statements included in this presentation…

William Blair 25th Annual Growth Stock Conference June 16, 2005 Forward-Looking Statements Statements included in this presentation or in the oral comments made as part of…

Banc of America 35th Annual Investment Conference Sept 19, 2005 Forward-Looking Statements Statements included in this presentation or in the oral comments made as part of…