| MER | mean ejection rate; medical emergency room; methanol extraction residue; murmur/energy ratio |
|---|---|
| MIKE | mass-analyzed ion kinetic energy |
| PE | Edinburgh Pharmacopoeia; pancreatic extract; paper electrophoresis; partial epilepsy; pelvic examina... |
| PEM | pediatric emergency medicine; peritoneal exudate macrophage; polymorphic epithelial mucin; prescript... |
| RE | radium emanation; readmission; rectal examination; reference emitter; reflux esophagitis; regional e... |