PubMed:32064853 / 48-56
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T7","span":{"begin":4,"end":6},"obj":"IN"}],"text":"eak of 2"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok8","span":{"begin":4,"end":6},"obj":"IN"}],"text":"eak of 2"}