I readily buy their conclusions, but this really should be placebo controlled. MRIs are loud and obnoxious and upleasant. If you told me that this result (obse

I readily buy their conclusions, but this really should be placebo controlled. MRIs are loud and obnoxious and upleasant. If you told me that this result (observed on MRI#2) was entirely the consequence of having done MRI#1, I would find it plausible.