PubMed:32031570 / 136-146
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T19","span":{"begin":6,"end":10},"obj":"CD"}],"text":"ember 2019"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok22","span":{"begin":6,"end":10},"obj":"CD"},{"id":"lookup7","span":{"begin":6,"end":10},"obj":"year"}],"text":"ember 2019"}