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: Added Canaccord Genuity, Updated UBS link Canaccord Genuity Musculoskeletal Conference 2/7 http://extras.newswire.ca//canaccordgenuity/20120207/Track1.html UBS 22nd Annual Healthcare Conference 2/7-8 http://cc.talkpoint.com/ubsx001/020712a_im/ The 14th Annual BIO CEO & Investor Conference 2/13-14 http://www.bio.org/node/4103 Leerink Swann Global Healthcare Conference 2012 2/15-16 https://leerinkconferences.dealogic.com/iconf/iConf/planning/customcontent.asp?flffjcdgmephjlecemdnejfglcakbkenepjpmakakagagacacaoaoakakagagacadijnnefecceekkpobkiiaejkgdfohlfbnoinkakaiaoamacaaagaeakaiaoamaca www.wsw.com/webcast/leerink23/???? (Don't know login info ????=company symbol) Collins Stewart Orphan Drug Day 2/27 2012 Citi Global Healthcare Conference 2/27-29 RBC Capital Markets Global Healthcare Conference https://www.rbccm.com/about/cid-202541.html 2/28-29 Credit Suisse Global Healthcare One-on-One Conference https://www.credit-suisse.com/investment_banking/en/calendar/investment_banking_calendar.jsp 2/29 - 3/2 -- 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.