| SPI | Self-Perception Inventory; serum precipitable iodine; serum protein index; Shipley Personal Inventor... |
|---|---|
| SPOD | spouse's perception of disease |
| SSP | Sanarelli-Shwartzman phenomenon; subacute sclerosing panencephalitis; slice sensitivity profile; sub... |
| VPT | vibratory perception threshold |
| WASP | Weber Advanced Spatial Perception [test] |