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Associated Press
IMAGE DISTRIBUTED FOR MALLINCKRODT - Mallinckrodt Pharmaceuticals CEO Mark Trudeau celebrates with local employees at U.S. offices in St. Louis on Monday, July 1, 2013. The specialty pharmaceutical company officially launched on the New York Stock Exchange after spinning off from Covidien on June 28, 2013. Hundreds of employees attended the event, with simultaneous celebrations in the company's other locations worldwide. (Whitney Curtis /AP Images for Mallinckrodt)

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