| HFT | high-frequency transduction; high-frequency transfer |
|---|---|
| RF | radial fiber; radio frequency; receptive field; regurgitant fraction; Reitland-Franklin [unit]; rela... |
| IVT | index of vertical transmission; interventional video tomography; intrasound vibration test; intraven... |
| PVS | percussion, vibration, suction; persistent vegetative state; persistent viral syndrome; Plummer-Vins... |
| sv | sievert; single vibration |