PubMed:32168464 / 686-688
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T126","span":{"begin":0,"end":2},"obj":"CD"}],"text":"≈1"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok136","span":{"begin":0,"end":1},"obj":"NN"},{"id":"tok137","span":{"begin":1,"end":2},"obj":"CD"}],"text":"≈1"}