1st Expert Meeting - Chicago, USA; January 21-22, 20062nd Expert Meeting - Ballerup, Denmark; June 12-13, 20063rd Expert Meeting - Helsinki, Finland; September 9-10, 20064th Expert Meeting - Montreal, Canada; March 5-7, 20075th Expert Meeting - Lyon, France; September 5-7, 20076th Expert Meeting - New York, USA; January 18, 20087th Expert Meeting - Milan, Italy; March 10-12, 20088th Expert Meeting - Hamburg, Germany; October 20-21, 20089th Expert Meeting - Chicago, USA; January 2009