PubMed:32150360 / 3524-3526
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T604","span":{"begin":0,"end":2},"obj":"IN"}],"text":"by"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok664","span":{"begin":0,"end":2},"obj":"IN"},{"id":"lookup130","span":{"begin":0,"end":2},"obj":"country_code"}],"text":"by"}