PubMed:32149769 / 75-84
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T10","span":{"begin":3,"end":7},"obj":"CD"}],"text":"se 2019 i"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok11","span":{"begin":3,"end":7},"obj":"CD"},{"id":"lookup1","span":{"begin":3,"end":7},"obj":"year"}],"text":"se 2019 i"}