| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Iodine Radioisotopes | 100 | + | |
| 2 | Carbon Radioisotopes | 35 | + | |
| 3 | Gallium Radioisotopes | 33 | + | |
| 4 | Fluorine Radioisotopes | 32 | + | |
| 5 | Thallium Radioisotopes | 26 | + | |
| 6 | Indium Radioisotopes | 26 | + | |
| 7 | Selenium Radioisotopes | 22 | + | |
| 8 | Tritium | 18 | + | |
| 9 | Strontium Radioisotopes | 17 | + | |
| 10 | Phosphorus Radioisotopes | 14 | + | |
| 11 | Iridium Radioisotopes | 14 | + |