PubMed:32118394 / 326-336
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T54","span":{"begin":0,"end":10},"obj":"VBN"}],"text":"controlled"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok58","span":{"begin":0,"end":10},"obj":"VBN"},{"id":"event3","span":{"begin":0,"end":10},"obj":"OCCURRENCE"}],"text":"controlled"}