| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T147 |
240-424 |
Sentence |
denotes |
The type B countries, with more than 1,000 COVID-19 cases per million in which the infection spread peaked after mid-June, were quasi-developed countries with BCG vaccination programs. |
| T148 |
425-672 |
Sentence |
denotes |
The type C countries, with less than 1,000 COVID-19 cases per million in which the infection peaked before mid-April, were countries with high temperature and humidity that are characterized by lower cross-border mobility and more BCG vaccination. |
| T149 |
673-948 |
Sentence |
denotes |
The type D countries, with less than 1,000 COVID-19 cases per million in which the infection spread peaked after mid-June, were mostly tropical developing countries with lower population density, less cross-border mobility, higher malaria incidence, and less BCG vaccination. |
| T150 |
949-1128 |
Sentence |
denotes |
These country-specific factors indicate that the COVID-19 spread is not simply driven by specific environmental variables, and the underlying mechanisms are complicated (Table 1). |
| T151 |
1129-1250 |
Sentence |
denotes |
Therefore, evaluating the drivers of the COVID-19 spread at the present phase of disease expansion is a challenging task. |
