| ENA | epithelial neutrophil-activating [protein]; extractable nuclear antigen |
|---|---|
| Anti-ENA | Anti-Extractable Nuclear Antigens |
| HLA | histocompatibility leukocyte antigen; histocompatibility locus antigen; homologous leukocyte antibod... |
| AIEP | amount of insulin extractable from pancreas |
| BEI | back-scattered electron imaging; biological exposure indexes; butanol-extractable iodine |