PubMed:32171193 / 1069-1071
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T171","span":{"begin":0,"end":2},"obj":"TO"}],"text":"to"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok197","span":{"begin":0,"end":2},"obj":"TO"},{"id":"lookup24","span":{"begin":0,"end":2},"obj":"country_code"}],"text":"to"}