PubMed:32159237 / 651-660
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T106","span":{"begin":0,"end":9},"obj":"JJ"}],"text":"effective"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok114","span":{"begin":0,"end":9},"obj":"JJ"}],"text":"effective"}