PubMed:31992388 / 288-297
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T43","span":{"begin":0,"end":9},"obj":"VBZ"}],"text":"indicates"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok48","span":{"begin":0,"end":9},"obj":"VBZ"},{"id":"event2","span":{"begin":0,"end":9},"obj":"OCCURRENCE"}],"text":"indicates"}