@article{Yang_2021,<br/><span class="tab"></span> title={COVID-19 Cannot Sustainably Improve Air Quality: Evidence from Reopening an Economy},<br/><span class="tab"></span> volume={7},<br/><span class="tab"></span> ISSN={2472-3584},<br/><span class="tab"></span> url={http://dx.doi.org/10.11648/j.jher.20210702.12},<br/><span class="tab"></span> DOI={10.11648/j.jher.20210702.12},<br/><span class="tab"></span> number={2},<br/><span class="tab"></span> journal={Journal of Health and Environmental Research},<br/><span class="tab"></span> publisher={Science Publishing Group},<br/><span class="tab"></span> author={Yang,<br/><span class="tab"></span> Xiaoxuan},<br/><span class="tab"></span> year={2021},<br/><span class="tab"></span> pages={88} }