PubMed:32118390 / 347-351
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T51","span":{"begin":1,"end":3},"obj":"IN"}],"text":" by "}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok57","span":{"begin":1,"end":3},"obj":"IN"},{"id":"lookup6","span":{"begin":1,"end":3},"obj":"country_code"}],"text":" by "}