| MM | macromolecule; Maelzels metronome; major medical [insurance]; malignant melanoma; manubrium to malle... |
|---|---|
| M&M | morbidity and mortality |
| MMR | mass miniature radiography; masseter muscle rigidity; maternal mortality rate; measles-mumps-rubella... |
| MMWR | Morbidity and Mortality Weekly Report |
| mort, mortal | mortality |