| SFEMG | single fiber electromyography |
|---|---|
| SODF | sperm outer defense fiber |
| STF | serum thymus factor; slow-twitch fiber; special tube feeding; specialized treatment center; stefin; ... |
| VCF | velocardiofacial [syndrome]; velocity of circumferential fiber [lengthening] |
| VCFmin | minimum velocity of circumferential fiber [lengthening] |