PubMed:32150618 / 108-113
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T15","span":{"begin":2,"end":4},"obj":"IN"}],"text":"t of "}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok16","span":{"begin":2,"end":4},"obj":"IN"}],"text":"t of "}