2020PubMed@AikoHIRAKI:re32807241 / 1483-1493
Annnotations
Covid19_manual_annotation
{"project":"Covid19_manual_annotation","denotations":[{"id":"T135","span":{"begin":0,"end":10},"obj":"Age"}],"attributes":[{"id":"A404","pred":"ForCovid19","subj":"T135","obj":"exclusion_criteria"}],"text":"\u003c 18 years"}