| MHV | magnetic heart vector; middle hepatic vein; mouse hepatitis virus |
|---|---|
| MIOP | magnetic iron oxide particle |
| MOD | magnetic optic disk; maturity onset diabetes; Medical Officer of the Day; mesio-occlusodistal |
| MORD | magnetic optical rotatory dispersion |
| MRA | magnetic resonance angiography; main renal artery; marrow repopulation activity; medical record anal... |