PMC:7337742 / 228-620 8 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T6 | 88-290 | Sentence | denotes | In Lombardy, the hub-and-spoke system was introduced to guarantee emergency and urgent cardiovascular surgery, whereas most hospitals were dedicated to patients with coronavirus disease 2019 (COVID-19). |
| T7 | 291-381 | Sentence | denotes | The aim of this study was to analyse the results of the hub-and-spoke organization system. |
| T8 | 383-390 | Sentence | denotes | METHODS |