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"Gilead Sciences&amp;#39; oral hepatitis C drug Sovaldi has taken the market by storm, but Merck&amp;#39;s looking to fight back in the race to capture this lucrative niche."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.fool.com/investing/general/2014/04/17/will-merck-co-inc-unseat-biotechs-hottest-drug.aspx>