PubMed:32159237 / 20-26
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T5","span":{"begin":4,"end":6},"obj":"TO"}],"text":"oVs to"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok6","span":{"begin":4,"end":6},"obj":"TO"},{"id":"lookup2","span":{"begin":4,"end":6},"obj":"country_code"}],"text":"oVs to"}