| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Iodine Radioisotopes | 100 | + | |
| 2 | Carbon Radioisotopes | 88 | + | |
| 3 | Phosphorus Radioisotopes | 67 | + | |
| 4 | Tritium | 65 | + | |
| 5 | Strontium Radioisotopes | 56 | + | |
| 6 | Sulfur Radioisotopes | 54 | + | |
| 7 | Indium Radioisotopes | 50 | + | |
| 8 | Iridium Radioisotopes | 40 | + | |
| 9 | Yttrium Radioisotopes | 39 | + | |
| 10 | Cobalt Radioisotopes | 35 | + | |
| 11 | Gallium Radioisotopes | 30 | + | |
| 12 | Cesium Radioisotopes | 23 | + | |
| 13 | Fluorine Radioisotopes | 19 | + | |
| 14 | Thallium Radioisotopes | 16 | + |