Webcast Calendar [Please see updating procedure at the end of this post. All times are U.S. ET unless indicated otherwise.] NOTE: ANYONE MAY UPDATE THIS FILE Edits: Removed old entries, Added JMP, link for DB Deutsche Bank's 36th Annual Health Care Conference Boston, MA May 2, 2011 - May 4, 2011 http://conferences.db.com/americas/healthcare11/ http://phx.corporate-ir.net/phoenix.zhtml?c=128651&p=conferenceAgenda&id=3425139&day=1 10th Annual JMP Securities Research Conference The Ritz-Carlton, San Francisco May 9-11, 2011 http://www.jmpg.com/jmpsecurities/about/conferences/ BofA Merrill Lynch Healthcare Conference Las Vegas May 10-12 ThinkEquity's 2nd Annual Healthcare Conference: A Mid Year Check Up New York City May 25 Jefferies to Host 2011 Global Healthcare Conference June 6-9 http://www.jefferies.com/cositemgr.pl/html/OurFirm/ConferencesEvents/upcoming/20110606Healthcare.shtml Goldman Sachs 32nd Annual Global Healthcare Conference Palos Verdes, CA June 7-9 William Blair & Company 31st Annual Growth Stock Conference Chicago, IL June 14-16 Wells Fargo Securities Healthcare Conference Boston June 22-23 2011 BIO International Convention Washington, DC June 27-30 -- Procedure for Updating Calendar When adding or modifying entries, please follow these steps: 1. Copy the complete text from the old calendar. 2. Make your additions or modifications, inserting new items in alphabetical or chronological order as the case may be. 3. Near the top of the message, give a very brief description of your changes (e.g. “Edits: Added JPMorgan conference”). 4. Post the updated calendar in a new message as a reply to the message with the old calendar.