PubMed:32118391 / 903-907
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T147","span":{"begin":0,"end":4},"obj":"JJ"}],"text":"long"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok154","span":{"begin":0,"end":4},"obj":"JJ"}],"text":"long"}