PubMed:32057210 / 982-988
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T156","span":{"begin":0,"end":6},"obj":"RB"}],"text":"mainly"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok163","span":{"begin":0,"end":6},"obj":"RB"}],"text":"mainly"}