PubMed:32087623 / 1220-1226
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T210","span":{"begin":0,"end":6},"obj":"RB"}],"text":"mainly"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok252","span":{"begin":0,"end":6},"obj":"RB"}],"text":"mainly"}