| RWS | radiology work station; ragweed sensitivity |
|---|---|
| SRW | short ragweed [test] |
| TGA | taurocholate gelatin agar; thyroglobulin activity; total glycoalkaloids; total gonadotropin activity... |
| TGV | thoracic gas volume; transposition of great vessels |
| WRE | wahole ragweed extract |