PubMed:32083409 / 228-234
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T38","span":{"begin":0,"end":6},"obj":"IN"}],"text":"across"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok40","span":{"begin":0,"end":6},"obj":"IN"}],"text":"across"}