| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Viral Vaccines | 100 | + | |
| 2 | Bacterial Vaccines | 74 | + | |
| 3 | Vaccines, Synthetic | 27 | + | |
| 4 | Protozoan Vaccines | 15 | + | |
| 5 | Vaccines, Subunit | 12 | + | |
| 6 | Toxoids | 7 | + | |
| 7 | Vaccines, Combined | 6 | + | |
| 8 | Fungal Vaccines | 5 | + | |
| 9 | Vaccines, Marker | 1 | + |