PubMed:32133830 / 90-100
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T14","span":{"begin":7,"end":9},"obj":"IN"}],"text":"posure in "}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok16","span":{"begin":7,"end":9},"obj":"IN"},{"id":"lookup1","span":{"begin":7,"end":9},"obj":"country_code"}],"text":"posure in "}