1) 1st Meeting, Liege, Belgium , Feb. 9-10, 2009
29 participants
Austria, Belgium, China, Denmark, Finland, France, Italy, Japan, Netherland, Norway, Portugal (11 countries)
2) 2nd Meeting, Turin, Italy, May 11-12, 2009
30 participants
Austria, Belgium, Canada, China, Denmark, Finland, France, Italy, Japan, Netherland, Norway, Poland, Portugal, US (14 countries)
3) 3rd Meeting, Nanjing, China, Nov. 5-6, 2009
25 participants
Austria, Belgium, China, Denmark, Finland, Italy, Japan, Netherland, Norway, US (10 Countries)