| STa | heat-stable |
|---|---|
| STa | stable enterotoxin |
| STA-MCA | Superficial temporal artery - middle cerebral artery |
| STA-MCA | Superficial temporal artery to middle cerebral artery |
| STAI | State Trait Anxiety Inventory |
| STAI | State and Trait Anxiety Inventory |
| STAIC | State-Trait Anxiety Inventory for Children |
| StAR | Steroidogenic Acute Regulatory |
| STAR | Steroidogenic Acute Regulatory Protein |
| STAT | 2/signal transducer and activator of transcription |