PubMed:32031570 / 164-170
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T23","span":{"begin":2,"end":3},"obj":"-LRB-"}],"text":"s (201"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok26","span":{"begin":2,"end":3},"obj":"("}],"text":"s (201"}