| MBF | medullary blood flow; muscle blood flow; myocardial blood flow |
|---|---|
| PBF | peripheral blod flow; placental blood flow; pulmonary blood flow |
| PEEP | positive end-expiratory pressure, peak end-expiratory pressure |
| FIF | feedback inhibition factor; fibroblast interferon; forced inspiratory flow; formaldehyde-induced flu... |
| MEFR | Maximal Expiratory Flow Rate |