PMC:7738161 / 10023-10077 JSONTXT

{"target":"http://pubannotation.org/docs/sourcedb/PMC/sourceid/7738161","sourcedb":"PMC","sourceid":"7738161","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7738161","text":"Fraction of normal contacts during physical distancing","tracks":[]}