I subscribed to "Scott Free" a celiac newsletter and read something by Dr. Scot Lewey that was interesting. He's a gastro practicing in Colorado that specializes in food intolerances, celiac, IBS and so on. So if anyone lives there you might want to see him!

His web site: thefooddoc.com
http://ezinearticles.com/?expert_bio=Dr._Scot_Lewey