| MCR | Medical Corps Reserve; melanocortin receptor; message competition ratio; metabolic clearance rate; m... |
|---|---|
| MEA-I | multiple endocrine adenomatosis type I |
| MEN-I | multiple endocrine neoplasia, type I |
| MITT | Myers introduction to type |
| MMPI | matrix metalloproteinase specific for collagen type I; Minnesota Multiphasic Personality Inventory |