| PEM | pediatric emergency medicine; peritoneal exudate macrophage; polymorphic epithelial mucin; prescript... |
|---|---|
| PHA-LCM | phytohemagglutinin-stimulated leukocyte conditioned medium |
| PMM | pentamethylmelamine; protoplast maintenance medium |
| PRAS | pre-reduced anaerobically sterilized [medium]; pseudo-renal artery syndrome |
| RPMI | Roswell Park Memorial Institute [medium] |