PubMed:32105637 / 1770-1777
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T375","span":{"begin":0,"end":7},"obj":"VBD"}],"text":"evolved"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok418","span":{"begin":0,"end":7},"obj":"VBD"},{"id":"event14","span":{"begin":0,"end":7},"obj":"OCCURRENCE"}],"text":"evolved"}