PubMed:32172546 / 1463-1470
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T225","span":{"begin":0,"end":7},"obj":"VBN"}],"text":"widened"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok250","span":{"begin":0,"end":7},"obj":"VBD"},{"id":"event2","span":{"begin":0,"end":7},"obj":"OCCURRENCE"}],"text":"widened"}