Q1 2008 Laboratory Corporation of America Earnings Conference Call Apr 24, 2008 from 9:00 AM to 9:00 AM EDT Supporting Materials Q1 2008 Earnings Press Release 66.7 KB Q1 2008 Notice of Earnings Conference Call 42.7 KB Q1 2008 8-K 1 MB Live Teleconference Information Primary # - 866.202.4683 Secondary # - 617.213.8846 Passcode - 84726001 Replay Teleconference Information Start Date - Apr 24, 2008 at 11:00 AM EDT Primary # - 888-286-8010 Secondary # - 617-801-6888 Passcode - 81957161