May 21, 2008
Story Timeline: 197 days
NEW YORK (Reuters) - Shares of Pfizer Inc fell 1.3 percent in trading after the bell on Wednesday, after U.S. researchers said data showed serious side effects with the company's smoking drug, Chantix. Shares fell to $19.74 from its close of $20.01 on the New York Stock Exchange. (Reporting by...
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