PubMed:32133830 / 143-151
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T23","span":{"begin":0,"end":2},"obj":"TO"}],"text":"To descr"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok26","span":{"begin":0,"end":2},"obj":"TO"}],"text":"To descr"}