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Banned PCB chemicals linked to cognitive problems in seniors

Name: Banned PCB chemicals linked to cognitive problems in seniors
Uploaded: 2013-11-25T11:52:55-0500
Duration: 1 min 11 s
Description: Daily health headlines: New concerns over a common drug given to pregnant women, a chemical outlawed for nearly 20 years may still pose health risks, plus more top stories.

Daily health headlines: New concerns over a common drug given to pregnant women, a chemical outlawed for nearly 20 years may still pose health risks, plus more top stories.