Short-term exposure to ambient air pollution and individual emergency department visits for COVID-19: a case-crossover study in Canada.
Éric LavigneNiilo RytiAntonio GasparriniFrancesco SeraScott WeichenthalHong ChenTeresa ToGreg J EvansLiu SunAman DheriLionnel LemogoSerge Olivier KotchiDave StiebPublished in: Thorax (2022)
We found associations between short-term exposure to ambient air pollutants and COVID-19 ED visits. Exposure to air pollution may also lead to more severe COVID-19 disease.