the heart of the matter and clinical trials...video
 

In June 2008, Bray Patrick-Lake, a mother of two and director of a Colorado nonprofit serving the homeless, volunteered for a clinical trial, regulated by the Food and Drug Administration, to test a medical device designed to close a hole in her heart and, in doing so, put an end the migraine headaches that were ruining her life.
http://www.sunlightfoundation.com/pr...of_the_matter/