PubMed:32083638 / 409-411
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T58","span":{"begin":0,"end":2},"obj":"POS"}],"text":"'s"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok203","span":{"begin":0,"end":2},"obj":"POS"}],"text":"'s"}