PubMed:32167166 / 800-801
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T132","span":{"begin":0,"end":1},"obj":"CD"}],"text":"8"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok151","span":{"begin":0,"end":1},"obj":"CD"}],"text":"8"}