| 1. | November 2003 | Glostrup, Copenhagen |
| 2. | December 2004 | London |
| 3. | June 2005 | Cologne |
| 4. | November 2005 | Silver Spring, Maryland |
| 5. | May 2006 | Rotterdam |
| 6. | October 2006 | Atlanta |
| 7. | May 2007 | Berlin |
| 8. | November 2007 | Cologne |
| 9. | May 2008 | Cambridge |
| 10. | November 2008 | Washington DC |
| 11. | April 2009 | Heidelberg |
| 12. | May 2010 | Barcelona |
| 13. | July 2011 | Cincinnati, OH, http://www.vasospasm11.com |