Years and year ago, when I was purporting the benefits of the eFlow (loooooong before Cayston was approved.... check out my posts from 6+ years ago), I had a really hard time finding internet links for the eFlow studies that had been conducted.
Ultimately I located them on random internet pages, which were subsequently taken down. After exploring the CF Services webpage (not sure I remember why.... I really despise that pharmacy), I came across the same studies I had referenced years ago:
I still have the pictures of the studies on my blog, but I just found it funny that this information has become a bit more "mainstream."