| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | iodine 131 | Europe | Iodine 131 is known as a radioactive isotope used in medical imaging and cancer treatment. | 1 |
| 2 | iodine 131 | Europe | Iodine 131 is used in medical treatments and diagnostic procedures. | 1 |
| 3 | sodium iodide | Europe | Commonly used in pharmaceuticals and medical imaging | 1 |