| AA | abdominal aorta; acetic acid; achievement age; active alcoholic; active assistive [range of motion];... |
|---|---|
| ILP | inadequate luteal phase; insufficiency of luteal phase; interstitial laser photocoagulation; interst... |
| SPIA | solid-phase immunoabsorption; solid-phase immunoassay |
| AP | accessory pathway; accounts payable; acid phosphatase; acinar parenchyma; action potential; active p... |
| HFO-A | high-frequency oscillatory [ventilation]-active [expiratory phase] |