PubMed:32096367 / 208-213
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T34","span":{"begin":2,"end":5},"obj":"IN"}],"text":"r for"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok41","span":{"begin":2,"end":5},"obj":"IN"}],"text":"r for"}