| NMFI | National Master Facility Inventory |
|---|---|
| PHF | paired helical filament; personal hygiene facility |
| SNF | sinus node formation; skilled nursing facility |
| SNRT | Sinus Node Recovery Time |
| ART | absolute retention time; Accredited Record Technician; acoustic reflex test; algebraic reconstructio... |
| STIR | Short-inversion time inversion-recovery |
|---|---|
| %REC | recovery |
| STIR | short time inversion recovery |