PubMed:32094589 / 353-363
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T54","span":{"begin":0,"end":10},"obj":"VBN"}],"text":"discovered"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok59","span":{"begin":0,"end":10},"obj":"VBN"},{"id":"event9","span":{"begin":0,"end":10},"obj":"OCCURRENCE"}],"text":"discovered"}