| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Gallium Radioisotopes | 100 | + | |
| 2 | Yttrium Radioisotopes | 88 | + | |
| 3 | Iodine Radioisotopes | 34 | + | |
| 4 | Indium Radioisotopes | 32 | + | |
| 5 | Copper Radioisotopes | 27 | + | |
| 6 | Fluorine Radioisotopes | 20 | + | |
| 7 | Carbon Radioisotopes | 6 | + | |
| 8 | Nitrogen Radioisotopes | 6 | + | |
| 9 | Iridium Radioisotopes | 4 | + | |
| 10 | Thallium Radioisotopes | 4 | + | |
| 11 | Tritium | 4 | + |