| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Indium Radioisotopes | 100 | + | |
| 2 | Iodine Radioisotopes | 72 | + | |
| 3 | Cobalt Radioisotopes | 45 | + | |
| 4 | Gold Radioisotopes | 25 | + | |
| 5 | Phosphorus Radioisotopes | 19 | + | |
| 6 | Yttrium Radioisotopes | 17 | + | |
| 7 | Strontium Radioisotopes | 15 | + | |
| 8 | Iridium Radioisotopes | 14 | + | |
| 9 | Carbon Radioisotopes | 10 | + | |
| 10 | Krypton Radioisotopes | 9 | + | |
| 11 | Copper Radioisotopes | 9 | + | |
| 12 | Tritium | 8 | + | |
| 13 | Cesium Radioisotopes | 8 | + | |
| 14 | Gallium Radioisotopes | 6 | + | |
| 15 | Fluorine Radioisotopes | 5 | + | |
| 16 | Cerium Radioisotopes | 4 | + | |
| 17 | Thallium Radioisotopes | 4 | + | |
| 18 | Lead Radioisotopes | 3 | + | |
| 19 | Chromium Radioisotopes | 3 | + | |
| 20 | Xenon Radioisotopes | 2 | + | |
| 21 | Rubidium Radioisotopes | 2 | + | |
| 22 | Radioactive Tracers | 2 | + | |
| 23 | Nitrogen Radioisotopes | 1 | + | |
| 24 | Zinc Radioisotopes | 1 | + | |
| 25 | Sulfur Radioisotopes | 1 | + | |
| 26 | Oxygen Radioisotopes | 1 | + | |
| 27 | Bromine Radioisotopes | 1 | + | |
| 28 | Mercury Radioisotopes | 1 | + | |
| 29 | Sodium Radioisotopes | 1 | + |