PubMed:33430924 / 3183-3329 JSONTXT

{"project":"Inflammaging","denotations":[{"id":"T27","span":{"begin":0,"end":146},"obj":"Sentence"},{"id":"T27","span":{"begin":0,"end":146},"obj":"Sentence"}],"text":"Hospitalized, in observation or planned to be hospitalized due to COVID-19 infection symptoms with anticipated hospitalization duration ≥3 days 4."}