| RB | retinoblastoma susceptibility |
|---|---|
| RB-1 | Retinoblastoma |
| RB-2 | Reactive Blue 2 |
| Rb. | Rhodobacter |
| RBA | Relative binding affinities |
| RBA | Relative binding affinity |
| RBA | radio binding assay |
| RBAs | Relative Binding Affinities |
| RBB | right bundle branch |
| RBBB | Right Bundle Branch Block |