Stroke-blocking device shows promise, doctors say

(AP) -- A novel device to treat a common heart problem that can lead to stroke showed promise in testing, but not without risk, new research shows.

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<p><a href="http://www.physorg.com/news157481832.html">Stroke-blocking device shows promise, doctors say</a></p> <p>(AP) -- A novel device to treat a common heart problem that can lead to stroke showed promise in testing, but not without risk, new research shows.</p>