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Long-term atmosphere surveillance (2017-2022) of PM2.5‑bound polycyclic aromatic hydrocarbons and health risk assessment in a typical city in northern China

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Objective: By analyzing the pollution characteristics of polycyclic aromatic hydrocarbons (PAHs) in PM2.5 in the atmosphere of Hohhot City, we can assess their main sources and evaluate their health hazards. ... ...