PubMed:32031570 / 15-28
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T2","span":{"begin":10,"end":12},"obj":"IN"}],"text":"teristics of "}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok3","span":{"begin":10,"end":12},"obj":"IN"}],"text":"teristics of "}