[Lancey Howard]

My guess is that most, if not all, of the claims are accurate or close enough.
Snopes, of course, says it’s all a lie. I do not trust Snopes.

http://www.snopes.com/politics/medical/kithil.asp

[Paradox]

While they lean liberal, they are not wacko’s there at Snopes. The majority of their stuff is spot on. In this case, I would double check with another source, but I’d bet that they have this one right, for the most part.