John of Dymaxion World blog (an underused resource) has a decent early takedown of much of the criticism.
http://dymaxionworld.blogspot.com/2006/10/young-bloggers-primer-on-intellectual.htm (tinurl version of url is http://tinyurl.com/y6bwxe )
Incidentally, our own Daniel Davies (AKA Dsquared) did a really first rate analysis of all the nonsense spouted by critics of the first study.
http://crookedtimber.org/2004/11/11/lancet-roundup-and-literature-review