PMC:7060038 / 34567-34720 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7060038","sourcedb":"PMC","sourceid":"7060038","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7060038","text":"espread adoption of symptom and risk screening measures, in travel-associated and other contexts, and programs may still be adopted or expanded as source","tracks":[]}