| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Thallium Radioisotopes | 100 | + | |
| 2 | Xenon Radioisotopes | 77 | + | |
| 3 | Iodine Radioisotopes | 35 | + | |
| 4 | Tritium | 34 | + | |
| 5 | Carbon Radioisotopes | 30 | + | |
| 6 | Indium Radioisotopes | 26 | + | |
| 7 | Iridium Radioisotopes | 17 | + | |
| 8 | Yttrium Radioisotopes | 5 | + | |
| 9 | Nitrogen Radioisotopes | 4 | + | |
| 10 | Phosphorus Radioisotopes | 3 | + | |
| 11 | Oxygen Radioisotopes | 3 | + | |
| 12 | Rubidium Radioisotopes | 2 | + | |
| 13 | Strontium Radioisotopes | 2 | + | |
| 14 | Chromium Radioisotopes | 2 | + | |
| 15 | Fluorine Radioisotopes | 1 | + |