PubMed:31986264 / 38-46
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T5","span":{"begin":1,"end":5},"obj":"IN"}],"text":" with 20"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok6","span":{"begin":1,"end":5},"obj":"IN"}],"text":" with 20"}