PubMed:32096367 / 813-820
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T123","span":{"begin":0,"end":7},"obj":"NN"}],"text":"balance"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok137","span":{"begin":0,"end":7},"obj":"NN"}],"text":"balance"}