| MR | Maddox rods; magnetic resistance; magnetic resonance; mandibular reflex; mannose-resistant; may repe... |
|---|---|
| MRHA | mannose-resistant hemagglutination |
| MRSA | methicillin-resistant Staphylococcus aureus |
| OMR | oligomycin-resistant; online medical record |
| TRA | total renin activity; tumor-resistant antigen |