| MA | malignant arrhythmia; management and administration; mandelic acid; masseter; Master of Arts; matern... |
|---|---|
| MASA | Medical Association of South Africa; mental retardation-aphasia-shuffling gait-adducted thumbs [synd... |
| MCA/MR | multiple congenital anomaly/mental retardation [syndrome] |
| MEMR | multiple exostoses-mental retardation [syndrome] |
| ment | mental, mentality |