Zhu, Y., Xie, J., Huang, F., & Cao, L. (2020). Association between short-term exposure to air pollution and COVID-19 infection: Evidence from China. The Science of the total environment, 727, 138704. https://doi.org/10.1016/j.scitotenv.2020.138704
Chicago Style (17th ed.) CitationZhu, Yongjian, Jingui Xie, Fengming Huang, and Liqing Cao. "Association Between Short-term Exposure to Air Pollution and COVID-19 Infection: Evidence from China." The Science of the Total Environment 727 (2020): 138704. https://doi.org/10.1016/j.scitotenv.2020.138704.
MLA (9th ed.) CitationZhu, Yongjian, et al. "Association Between Short-term Exposure to Air Pollution and COVID-19 Infection: Evidence from China." The Science of the Total Environment, vol. 727, 2020, p. 138704, https://doi.org/10.1016/j.scitotenv.2020.138704.