Q3 2010 Laboratory Corporation of America Earnings Conference Call Oct 21, 2010 from 9:00 AM to 9:00 AM EDT Supporting Materials Q3 2010 Notice of Earnings Conference Call 56.1 KB Q3 2010 8-K 515.7 KB Q3 2010 Earnings Press Release 169.4 KB Live Teleconference Information Primary # - 800.320.2978 Secondary # - 617.614.4923 Passcode - 66793999 Replay Teleconference Information Start Date - Oct 21, 2010 at 12:00 PM EDT Primary # - 888-286-8010 Secondary # - 617-801-6888 Passcode - 96888139