| MD | Doctor of Medicine [Lat. Medicinae Doctor]; magnesium deficiency; main duct; maintenance dose; major... |
|---|---|
| MDHR | maximum determined heart rate |
| MDPD | maximum daily permissible dose |
| ME | macular edema; malic enzyme; manic episode; maximum effort; median eminence; medical education; medi... |
| MEP | maximum expiratory pressure; mean effective pressure; mepiridine; mitochondrial encephalopathy; moto... |