| STD | selective T-cell defect; sexually transmitted disease; skin-to-tumor distance; skin test dose; sodiu... |
|---|---|
| STS | sequence tagged site; serologic test for syphilis; sodium tetradecyl sulfate; sodium thiosulfate; st... |
| sulf | sulfate |
| YPA | yeast, peptone, and adenine sulfate |
| BLS | Basic Life Support |