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Researchers make alarming new discovery while investigating side effects of cigarettes — here's what they found
Understanding these risks is the first step toward creating a cleaner, safer future. Researchers make alarming new discovery while investigating side effects of cigarettes — here's what they found ...
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Just the Source: Asthma-related ER visits in Allegheny County have dipped, but air isn’t entirely clear
Pittsburgh has long been identified as one of the worst metro areas in the country for air pollution, which experts connect ...