| MGD | maximal glucose disposal; mixed gonadal dysgenesis |
|---|---|
| MHR | major histocompatibility region; malignant hyperthermia resistance; maternal heart rate; maximal hea... |
| MIFR | maximal inspiratory flow rate |
| MMFR | maximum midexpiratory flow rate; maximal midflow rate |
| MRAP | alpha-2-macroglobulin; maximal resting anal pressure; mean right atrial pressure |