PMC:7386785 / 131992-132222 4 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T1713 | 0-230 | Sentence | denotes | 1 January 2020‐15 February 2020Symptoms and severity: all patients in early stages of COVID‐19 or influenza pneumoniaDemographics: M/F: cases 41/32, controls 30/18 mean age: cases 41.9, controls 40.4Exposure history: not specified |