PubMed:31994742 / 378-385
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T60","span":{"begin":0,"end":7},"obj":"IN"}],"text":"between"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok67","span":{"begin":0,"end":7},"obj":"IN"}],"text":"between"}