| MAC | MacConkey [broth]; major ambulatory category; malignancy-associated changes; maximum allowable conce... |
|---|---|
| MPC | marine protein concentrate; maximum permissible concentration; mean plasma concentration; meperidine... |
| CW | cardiac work; case work; cell wall; chemical warfare; chemical weapon; chest wall; children's ward; ... |
| PWC | peak work capacity; physical work capacity |
| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |