PubMed:32167166 / 677-683
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T111","span":{"begin":0,"end":6},"obj":"VBD"}],"text":"showed"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok128","span":{"begin":0,"end":6},"obj":"VBD"},{"id":"event17","span":{"begin":0,"end":6},"obj":"OCCURRENCE"}],"text":"showed"}