Study confirms increase in wheat gluten disorder

Study confirms increase in wheat gluten disorder
Blood samples from '50s show it isn't just improved diagnosis, and researchers wonder if diet is a factor.
http://www.startribune.com/lifestyle/health/49558522.html?page=2&c=y

"Fifty years is way too fast for human genetics to have changed," Murray said. "Which tells us it has to be a pervasive environmental influence."