PMC:7333997 / 1440-1596 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7333997","sourcedb":"PMC","sourceid":"7333997","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7333997","text":"important to know the effects of quarantines in cities regarding air quality to take measures that favor populations and urban ecosystems when the emergency","tracks":[]}