| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | marburg virus | Western countries | Marburg virus is a rare and deadly virus that is studied and researched by healthcare professionals and scientists for its potential threat to public health. | 1 |
| 2 | marburg virus | Western countries | Marburg virus is a rare and dangerous virus that is a concern for healthcare systems and public health in Western countries. | 1 |
| 3 | marburg virus | Western countries | Marburg virus is a rare and dangerous pathogen that is a subject of study in the field of virology and public health. | 1 |