PubMed:32154135 / 1437-1446
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T258","span":{"begin":0,"end":9},"obj":"NN"}],"text":"shortness"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok280","span":{"begin":0,"end":9},"obj":"NNS"}],"text":"shortness"}