PubMed:32154135 / 1932-1938
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T359","span":{"begin":0,"end":6},"obj":"VBD"}],"text":"showed"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok397","span":{"begin":0,"end":6},"obj":"VBD"},{"id":"event7","span":{"begin":0,"end":6},"obj":"OCCURRENCE"}],"text":"showed"}