2020PubMed@AikoHIRAKI:re33213530 / 2900-2916 JSONTXT

{"project":"Covid19_manual_annotation","denotations":[{"id":"T163","span":{"begin":0,"end":16},"obj":"Severity"}],"attributes":[{"id":"A349","pred":"ForCovid19","subj":"T163","obj":"exclusion_criteria"}],"text":"Child-Pugh grade"}