| MFR | mean flow rate; mucus flow rate |
|---|---|
| MIF | macrophage inhibitory factor; melanocyte[-stimulating hormone]-inhibiting factor; maximum inspirator... |
| MMF | maxillomandibular fixation; maximum midexpiratory flow; mean maximum flow; Member of the Medical Fac... |
| PFR | parotid flow rate; peak flow rate |
| RBF | regional blood flow; regional bone mass; renal blood flow |