PubMed:32134681 / 32-39
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T5","span":{"begin":3,"end":7},"obj":"CD"}],"text":"se 2019"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok6","span":{"begin":3,"end":7},"obj":"CD"},{"id":"lookup2","span":{"begin":3,"end":7},"obj":"year"}],"text":"se 2019"}