| PPDs | (Tuberculin) Purified Protein Derivatives |
|---|---|
| TU | Tuberculin Unit |
| AT | abdominal thrusts; achievement test; Achilles tendon; Achard-Thiers [syndrome]; adaptive thermogenes... |
| BF | bentonite flocculation; bile flow; black female; blastogenic factor; blister fluid; blood flow; body... |
| bf | black female; bouillon filtrate [tuberculin] |