An encouraging idea, and I hope they get somewhere with it. But how can they assert with confidence that they've successfully treated a condition for which dia

An encouraging idea, and I hope they get somewhere with it. But how can they assert with confidence that they've successfully treated a condition for which diagnosis at such a young age isn't accepted? Quite possibly 6 of the 7 children would have lost their symptoms anyway. The study was not random, controlled, or blind.