New bloodthinners thicken the drug market

For decades, doctors have tended to rely on one very imperfect drug for patients who need to take a blood thinner to prevent clots from forming and traveling to their heart, lungs, legs or brain.

Source: http://feeds.washingtonpost.com/click.phdo?i=d7ac6d3c5078f479c61ad32cb456363a

Amy Adams Lady Gaga Ciara Helen Mirren