| SFS | serial foveal seizures; skin and fascia stapler; social functioning schedule; spatial frequency spec... |
|---|---|
| shf | super-high frequency |
| SSCF | sleep stage change frequency |
| TF | free thyroxine; tactile fremitus; tail flick [reflex]; temperature factor; testicular feminization; ... |
| UF | film unsharpness; ultrafiltrate; ultrafiltration; ultrafine; ultrasonic frequency; universal feeder;... |