PubMed:32124000 / 499-507
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T75","span":{"begin":0,"end":8},"obj":"NNS"}],"text":"measures"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok82","span":{"begin":0,"end":8},"obj":"NNS"}],"text":"measures"}