| APS | adenosine phosphosulfate; American Pain Society; American Pediatric Society; American Physiological ... |
|---|---|
| PGA | pepsinogen A; phosphoglyceric acid; polyglandular autoimmune [syndrome]; prostaglandin A; pteroylglu... |
| PGAS | persisting galactorrhea-amenorrhea syndrome; polyglandular autoimmune syndrome |
| POF | pattern of failure; position of function; premature ovarian failure; primary ovarian failure; pyruva... |
| AID | acquired immunodeficiency disease; acute infectious disease; acute ionization detector; Agency for I... |