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PubMed COVID-19 Clinical Care

4551 - 4560 of 57753 results found

COVID-19 perturbation on US air quality and human health impact assessment

Date
Monday, January 15, 2024 - 4:00 AM
Description
The COVID-19 stay-at-home orders issued in the United States caused significant reductions in traffic and economic activities. To understand the pandemic's perturbations on US emissions and impacts on urban air quality, we developed near-real-time