Historical Webcasts and Presentations

Date	Title
Summary Toggle 09/07/11 from 12:00 PM to 12:00 PM EDT	Bernstein Research On-Site Visit with Management
Summary Toggle 08/10/11 from 12:00 PM to 12:00 PM EDT	Barclays Capital Investor Meetings - San Francisco
Summary Toggle 08/09/11 from 12:00 PM to 12:00 PM EDT	Morgan Stanley Investor Meetings - Denver and Minneapolis
Summary Toggle 08/01/11 from 9:00 AM to 9:00 AM EDT	Q2 2011 Earnings Conference Call
Summary Toggle 08/01/11 from 6:00 AM to 6:00 AM EDT	Q2 2011 Earnings Release
Summary Toggle 06/22/11 from 9:00 AM to 9:00 AM EDT	Wells Fargo Healthcare Conference - Boston, MA Click here for webcast
Summary Toggle 06/15/11 from 12:00 PM to 12:00 PM EDT	Credit Suisse On-Site Visit with Management
Summary Toggle 06/09/11 from 10:30 AM to 10:30 AM EDT	Jefferies 2011 Global Healthcare Conference - New York, NY Click here for webcast Supporting Materials Presentation 552.1 KB
Summary Toggle 06/07/11 from 10:40 AM to 10:40 AM PDT	Goldman Sachs Healthcare Conference - Rancho Palos Verdes, CA Click here for webcast
Summary Toggle 06/02/11 from 9:00 AM to 9:00 AM EDT	Bernstein Research Strategic Decisions Conference - New York, NY