| MBF | medullary blood flow; muscle blood flow; myocardial blood flow |
|---|---|
| NRBC | National Rare Blood Club; normal red blood cell; nucleated red blood cell |
| RBC | red blood cell; red blood corpuscle; red blood count |
| WBC | well baby care/clinic; white blood cell; white blood cell count; whole blood cell count |
| BBB | 1) Bundle Branch Block 2) Blood Brain Barrier - Blood Brain Barrier |