| DSA | density spectral array; destructive spondyloarthropathy; digital subtraction angiography |
|---|---|
| EEG-CSA | electroencephalography with computerized spectral analysis |
| SFD | silo filler's disease; skin-film distance; small for dates; spectral frequency distribution |
| t | Greek lower case letter tau; life [of radioisotope]; relaxation time; shear stress; spectral transmi... |