| MLC | minimum lethal concentration; mixed leukocyte culture; mixed ligand chelate; mixed lymphocyte concen... |
|---|---|
| MC | mass casualties; mast cell; Master of Surgery [Lat. Magister Chirurgiae]; maximum concentration; Med... |
| MLTC | mixed leukocyte-trophoblast culture; mixed lymphocyte tumor cell |
| FHD | Fetal Heart Tone |
| FHT | Fetal Heart Tone(s) |