PubMed:32093211 / 1386-1397
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T234","span":{"begin":0,"end":11},"obj":"NN"}],"text":"development"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok256","span":{"begin":0,"end":11},"obj":"NN"}],"text":"development"}