PubMed:32171193 / 450-461
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T72","span":{"begin":0,"end":11},"obj":"JJ"}],"text":"respiratory"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok82","span":{"begin":0,"end":11},"obj":"JJ"}],"text":"respiratory"}