PubMed:32154135 / 1041-1043
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T180","span":{"begin":0,"end":2},"obj":"IN"}],"text":"Of"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok200","span":{"begin":0,"end":2},"obj":"IN"},{"id":"lookup33","span":{"begin":0,"end":2},"obj":"stop"}],"text":"Of"}