Here are a few further comments and analyses from the Preliminary Hearing yesterday:
http://godknowswhat.wordpress.com/2009/05/07/singh-case-update-a-real-pain-in-the-neck/
http://cubiksrube.wordpress.com/2009/05/07/bogus-heinous-station/ (thanks for the tip too!)

and a nice post from Harriet Hall on the topic of chiropractic:
http://www.sciencebasedmedicine.org/?p=474

EDIT:

A few more links:
Jack of Kent blog
The Lay Scientist
Nature blog
Evolution

and there are discussions over at the JREF and Bad Science forums: here and here.

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