PubMed:32064853 / 1581-1585
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T302","span":{"begin":0,"end":4},"obj":"RB"}],"text":"only"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok343","span":{"begin":0,"end":4},"obj":"RB"}],"text":"only"}