PubMed:32061066 / 1521-1529
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T302","span":{"begin":0,"end":8},"obj":"VBN"}],"text":"examined"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok344","span":{"begin":0,"end":8},"obj":"VBN"},{"id":"event21","span":{"begin":0,"end":8},"obj":"OCCURRENCE"}],"text":"examined"}