PubMed:31996494 / 192-201
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T37","span":{"begin":4,"end":7},"obj":"CC"}],"text":"cts and c"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok47","span":{"begin":4,"end":7},"obj":"CC"}],"text":"cts and c"}