PubMed:32172546 / 588-599
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T99","span":{"begin":0,"end":11},"obj":"VB"}],"text":"investigate"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok108","span":{"begin":0,"end":11},"obj":"VB"},{"id":"event6","span":{"begin":0,"end":11},"obj":"I_ACTION"}],"text":"investigate"}