Q4 2007 Laboratory Corporation of America Earnings Conference Call Feb 7, 2008 from 9:00 AM to 9:00 AM EST Supporting Materials Q4 2007 Earnings Press Release 76.6 KB Q4 2007 Notice of Earnings Conference Call 44 KB Q4 2007 8-K 927 KB Live Teleconference Information Primary # - 800.798.2796 Secondary # - 617.614.6204 Passcode - 62942854 Replay Teleconference Information Start Date - Feb 7, 2008 at 11:00 AM EST Primary # - 888-286-8010 Secondary # - 617-801-6888 Passcode - 66732995