| LSA | left sacro-anterior [fetal position]; left subclavian artery; leukocyte-specific activity; lichen sc... |
|---|---|
| LSWA | large amplitude slow wave activity |
| MA | malignant arrhythmia; management and administration; mandelic acid; masseter; Master of Arts; matern... |
| Meg-CSA | megakaryocyte colony-stimulating activity |
| MGSA | malignant growth stimulatory activity |