| BK-A | basophil kallikrein of anaphylaxis |
|---|---|
| ECFA, ECF-A | eosinophilic chemotactic factor of anaphylaxis |
| PAF-A | platelet-activating factor of anaphylaxis |
| PCA | para-chloramphetamine; parietal cell antibody; passive cutaneous anaphylaxis; patient care assistant... |
| RPA | radial photon apsorptiometry; replication protein A; resultant physiologic acceleration; reverse pas... |