Meeting 09: Washington DC, February 5-9, 2007 (Ring Validation Meeting)
Meeting 08: Moscow, July 24-28, 2006
Meeting 07: Washington DC, February 3-10, 2006
Meeting 06: Washington DC, September 13-16, 2005
Meeting 05: Washington DC, March 7-11, 2005
Meeting 04: Washington DC, Sept. 27-Oct. 1, 2004
Meeting 03: Washington DC, May 17-21, 2004