PubMed:32083638 / 970-973
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T149","span":{"begin":0,"end":3},"obj":"NN"}],"text":"set"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok174","span":{"begin":0,"end":3},"obj":"NN"}],"text":"set"}