PubMed:32150618 / 1467-1474
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T218","span":{"begin":0,"end":7},"obj":"NN"}],"text":"loading"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok244","span":{"begin":0,"end":7},"obj":"NN"}],"text":"loading"}