| SPF | skin protection factor; specific-pathogen free; spectrophotofluorometer; S-phase fraction; split pro... |
|---|---|
| SPR | sepiapterin reductase; serial probe recognition; specific pathogen free; Society for Pediatric Radio... |
| SSFP | steady state free procession |
| T-7 | free thyroxine factor |
| TAF | albumose-free tuberculin [Ger. Tuberculin Albumose frei]; tissue angiogenesis factor; toxin-antitoxi... |