| A-a | alveolar-atrial |
|---|---|
| AAG | 3-alkaladenine deoxyribonucleic acid glycosylase; allergic angiitis and granulomatosis; alpha-1-acid... |
| AAI | acute alveolar injury; Adolescent Alienation Index; American Association of Immunologists; atrial in... |
| ABM | adjusted body mass; alveolar basement membrane; autologous bone marrow |
| AC | abdominal circumference; abdominal compression; absorption coefficient; abuse case; acetate; acetylc... |