Event Calendar
| 2013 ASCO Annual Meeting May 31 - June 4, 2013, Chicago |
| Jefferies 2013 Global Healthcare Conference June 3-6, 2013, New York |
| Annual and Special Meeting of Shareholders June 25, 2013 at 10AM, Stikeman Elliott LLP, 1155 René-Lévesque Blvd. West, 40th Floor, Montreal |