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New Study On Life Expectancy

A new study finds striking differences in life expectancy among groups of Americans. According to the research out of Harvard University yesterday, the biggest factors are race, income, and location. Those who fare worst are African-Americans from urban neighborhoods with high crime rates. WBUR's health and science reporter Allan Coukell has more on the story.

This program aired on September 12, 2006. The audio for this program is not available.

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