In the majority of the cases, the script was put on their sites by ad networks, specifically Interclick, MeaningTool, and Feedjit, none of whom are named in this class action suit.

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The ad, which ran in key battleground states and specifically in Denver last week, also goes a step further than the New York senator's original ad, in detailing what it claims are the national security threats the United States faces.

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While the primary endpoints of the two pivotal studies conducted were not met, a secondary analysis of the data demonstrated that a molecule acting specifically on amyloid-beta can slow cognitive decline in patients with mild AD.

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