| TDF | testis-determining factor; thoracic duct fistula; thoracic duct flow; time-dose fractionation; tissu... |
|---|---|
| TEF | thermic effect of food; thyrotroph embryonic factor; tracheoesophageal fistula; transcriptional enha... |
| TIF | tumor-inducing factor; tumor-inhibiting factor |
| TRF | T-cell replacing factor; thyrotropin-releasing factor; tubular rejection fraction |
| AEF | Amyloid Enhancing Factor |