PubMed:32074786 / 120-123
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T18","span":{"begin":1,"end":3},"obj":"IN"}],"text":" of"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok20","span":{"begin":1,"end":3},"obj":"IN"}],"text":" of"}