PubMed:32154135 / 1569-1572
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T283","span":{"begin":0,"end":3},"obj":"NN"}],"text":"n=2"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok309","span":{"begin":0,"end":1},"obj":"NN"},{"id":"tok310","span":{"begin":1,"end":2},"obj":"SYM"},{"id":"tok311","span":{"begin":2,"end":3},"obj":"LS"}],"text":"n=2"}