PubMed:32150360 / 3840-3850
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T653","span":{"begin":0,"end":10},"obj":"NNS"}],"text":"scientists"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok717","span":{"begin":0,"end":10},"obj":"NNS"}],"text":"scientists"}