| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T21 |
0-94 |
Sentence |
denotes |
In December 2019 an out break of disease caused by the virus SARS-CoV-2 was declared in China. |
| T22 |
95-198 |
Sentence |
denotes |
This disease, later named Covid-19, spread throughout the world in the first few months of 2020 [1, 2]. |
| T23 |
199-381 |
Sentence |
denotes |
Around 80% of patients have mild symptoms, the rest can develop severe disease, mainly interstitial pneumonia and acute respiratory distress syndrome, and require hospital admission. |
| T24 |
382-433 |
Sentence |
denotes |
Intensive care may be necessary for 5% of patients. |
| T25 |
434-483 |
Sentence |
denotes |
Mortality is estimated to be less than 2% [3, 4]. |
| T26 |
484-614 |
Sentence |
denotes |
The large number of simultaneous cases of Covid-19 has overloaded hospitals, making it very difficult to provide an adequate care. |
| T27 |
615-776 |
Sentence |
denotes |
The spread of Covid-19 is negatively affecting all areas of healthcare, and is also having an adverse impact on the entire society and the international economy. |
