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Having a higher number of air changes per hour means that the air is cleaner

One way to objectively measure addictive potential is through changes in the brain, but researchers say a limited number of methods currently exist to deliver the vapor (called aerosol) during magnetic resonance imaging, commonly called MRI

To have potential, new consumer products must first have unique and desirable qualities, says Don Burke, senior vice president of Management Science Associates Inc., Pittsburgh

Drug and Alcohol Dependence

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