PubMed:32118390 / 85-88
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T12","span":{"begin":1,"end":3},"obj":"TO"}],"text":" To"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok14","span":{"begin":1,"end":3},"obj":"TO"}],"text":" To"}