PubMed:32171193 / 5-13
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T1","span":{"begin":5,"end":7},"obj":"IN"}],"text":"tion of "}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok2","span":{"begin":5,"end":7},"obj":"IN"}],"text":"tion of "}