| PASA | para-aminosalicylic acid; primary acquired sideroblastic anemia; proximal articular set angle |
|---|---|
| PLWA | person living with acquired immune deficiency syndrome |
| PPS | Personal Preference Scale; physician, patient and society [course]; polyvalent pneumococcal polysacc... |
| pre-AIDS | pre-acquired immune deficiency syndrome |
| RAM-FAST | reduced acquisition matrix-Fourier acquired steady state |