| MDBDF | March of Dimes Birth Defect Foundation |
|---|---|
| NBW | normal birth weight |
| PBLC | peripheral blood lymphocyte count; premature birth living child; problem-based learning curriculum |
| POB | penicillin, oil, beeswax; phenoxybenzamine; place of birth |
| PTB | patellar tendon bearing; prior to birth |