PubMed:32141570 / 2165-2174
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T355","span":{"begin":0,"end":9},"obj":"NN"}],"text":"shortness"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok400","span":{"begin":0,"end":9},"obj":"NNS"}],"text":"shortness"}