PubMed:32055945 / 182-187
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T34","span":{"begin":3,"end":5},"obj":"TO"}],"text":"as to"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok38","span":{"begin":3,"end":5},"obj":"TO"},{"id":"lookup8","span":{"begin":3,"end":5},"obj":"country_code"}],"text":"as to"}