| MAS | magic angle spinning; Manifest Anxiety Scale; maximum average score; McCune-Albright syndrome; mecon... |
|---|---|
| MASS | Medicine, Angioplasty, or Surgery Study |
| MATH | Modern Approach to Treatment of Hypertension [study] |
| MAUS | Mammography Attitudes and Usage Study |
| MCES | medical care evaluation study; multiple cholesterol emboli syndrome |