"Exposure to tobacco smoke is a risk factor for cardiac disease already in adolescents, and that's why this study supports that children and adolescents need smoke-free environments."

VOA: standard.2010.03.04

During the past 20 years, investors have steadily increased their exposure to this factor, so that on average, more than 20% of the equity portion of all retirement accounts could be affected.

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Lack of exposure at auction may be one factor.

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The sponsors loved the exposure, TV companies thrived on the novelty factor, the fans enjoyed something different and the drivers approved of the street circuit, which even allowed for overtaking.

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