| MR | Maddox rods; magnetic resistance; magnetic resonance; mandibular reflex; mannose-resistant; may repe... |
|---|---|
| MRVP | mean right ventricular pressure; methyl red, Voges-Proskauer [medium] |
| MSI | magnetic source imaging; medium-scale integration |
| MT | magnetization transfer; malaria therapy; malignant teratoma; mammary tumor; mammilothalamic tract; m... |
| NEFM | medium polypeptide of neurofilament protein |