PubMed:32049687 / 13-20
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T3","span":{"begin":3,"end":7},"obj":"CD"}],"text":"he 2019"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok4","span":{"begin":3,"end":7},"obj":"CD"},{"id":"lookup1","span":{"begin":3,"end":7},"obj":"year"}],"text":"he 2019"}