PubMed:32026671 / 2210-2211
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T383","span":{"begin":0,"end":1},"obj":"SYM"}],"text":"\u003c"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok420","span":{"begin":0,"end":1},"obj":"NN"}],"text":"\u003c"}