PMC:7796041 / 1994-2191 2 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T24 | 22-24 | Sentence | denotes | 1. |
| T25 | 25-37 | Sentence | denotes | Introduction |
| T26 | 38-175 | Sentence | denotes | The global pandemic caused by coronavirus disease 2019 (COVID-19) continues to evolve and exerts tremendous strain on healthcare systems. |