PubMed:32060789 / 29-32
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T6","span":{"begin":1,"end":3},"obj":"IN"}],"text":" by"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok7","span":{"begin":1,"end":3},"obj":"IN"},{"id":"lookup3","span":{"begin":1,"end":3},"obj":"country_code"}],"text":" by"}