PubMed:32061200 / 408-412
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T68","span":{"begin":0,"end":4},"obj":"CD"}],"text":"2020"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok75","span":{"begin":0,"end":4},"obj":"CD"},{"id":"lookup15","span":{"begin":0,"end":4},"obj":"year"}],"text":"2020"}