PMC:7143707 / 2570-2610 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7143707","sourcedb":"PMC","sourceid":"7143707","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7143707","text":"Types of transmission and precautions8,9","tracks":[]}