PubMed:32176772 / 171-179
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T28","span":{"begin":6,"end":7},"obj":"CD"}],"text":"virus 2 "}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok30","span":{"begin":6,"end":7},"obj":"CD"}],"text":"virus 2 "}