PubMed:32057210 / 258-260
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T47","span":{"begin":0,"end":2},"obj":"TO"}],"text":"to"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok49","span":{"begin":0,"end":2},"obj":"TO"},{"id":"lookup7","span":{"begin":0,"end":2},"obj":"country_code"}],"text":"to"}