PubMed:31994742 / 1056-1058
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T196","span":{"begin":0,"end":2},"obj":"TO"}],"text":"to"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok227","span":{"begin":0,"end":2},"obj":"TO"},{"id":"lookup45","span":{"begin":0,"end":2},"obj":"country_code"}],"text":"to"}