| FHT | fast Hartley transform; fetal heart; fetal heart tone |
|---|---|
| ht | heart; heart tones; height; high tension |
| MHR | major histocompatibility region; malignant hyperthermia resistance; maternal heart rate; maximal hea... |
| APB | Atrial Premature Beat |
| VEB | Ventricular Ectopic Beat = PVC |