| AP | accessory pathway; accounts payable; acid phosphatase; acinar parenchyma; action potential; active p... |
|---|---|
| Asx | amino acid that gives aspartic acid after hydrolysis; asymptomatic |
| ATS | Achard-Thiers syndrome; acid test solution; alpha-D-tocopherol acid succinate; American Thoracic Soc... |
| BA | Bachelor of Arts; backache; bacterial agglutination; basilar artery; basion; benzyladenine; best amp... |
| BAO-MAO | basal acid output to maximal acid output [ratio] |