PMC:7781500 / 13010-13065 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7781500","sourcedb":"PMC","sourceid":"7781500","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7781500","text":"s RT-PCR positive n=126 (33.2%) RT-PCR negative n=253","divisions":[{"label":"td","span":{"begin":3,"end":32}}],"tracks":[]}