PubMed:31967327 / 162-169
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T27","span":{"begin":0,"end":7},"obj":"JJ"}],"text":"unusual"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok31","span":{"begin":0,"end":7},"obj":"JJ"}],"text":"unusual"}