| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Gold Radioisotopes | 100 | + | |
| 2 | Phosphorus Radioisotopes | 34 | + | |
| 3 | Iodine Radioisotopes | 16 | + | |
| 4 | Yttrium Radioisotopes | 13 | + | |
| 5 | Cobalt Radioisotopes | 8 | + | |
| 6 | Indium Radioisotopes | 6 | + | |
| 7 | Iridium Radioisotopes | 4 | + | |
| 8 | Strontium Radioisotopes | 3 | + | |
| 9 | Cesium Radioisotopes | 2 | + | |
| 10 | Fluorine Radioisotopes | 2 | + | |
| 11 | Tritium | 1 | + | |
| 12 | Carbon Radioisotopes | 1 | + | |
| 13 | Copper Radioisotopes | 1 | + |