| http://www.w3.org/ns/prov#value | - As a result, the study had to prove that there were unusual deaths in coal communities, and they did so using statistical analyses designed to account for the effects of ???smokin, race, poveryt, physician supply, education, and other variables.??? And even after adjusting for all these variables and removing their effects on early mortality, the study found that there was nearly 3000 excess death
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