| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | machupo virus | Western countries | Machupo virus is a rare and exotic virus, often associated with news stories about exotic diseases. | 1 |
| 2 | machupo virus | Western culture | Machupo virus is a lesser-known virus in Western countries and is not considered a major public health concern. | 1 |
| 3 | machupo virus | western countries | Unfamiliar and rarely encountered in most western countries | 1 |
| 4 | virus mutation | Western countries | Virus mutation is a cause for concern and can lead to the development of new vaccines and treatments. | 1 |