PubMed:32167524 / 2399-2410
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":"tok632","span":{"begin":0,"end":11},"obj":"NN"}],"text":"development"}