CORD-19:f820e5c342b0e3ce1af0905b69ebea927865a809 / 1223-1239
Annnotations
CORD-19_HIRAKI
{"project":"CORD-19_HIRAKI","denotations":[{"id":"T12","span":{"begin":0,"end":16},"obj":"DEL"}],"attributes":[{"id":"A17","pred":"Age","subj":"T12","obj":"period"}],"text":"mean of 6.4 days"}