| ACI | acceleration index; acoustic comfort index; acute cardiac ischemia; acute coronary infarction; acute... |
|---|---|
| AI | accidental injury; accidentally incurred; adiposity index; aggregation index; allergy and immunology... |
| AIA | allylisopropylacetamide; amylase inhibitor activity; anti-immunoglobulin antibody; anti-insulin anti... |
| API | alkaline protease inhibitor; Analytical Profile Index; arterial pressure index; atmospheric pressure... |
| BAPI | barley alkaline protease inhibitor |