| ALL | acute lymphoblastic leukemia; acute lymphocytic leukemia |
|---|---|
| ALP | acute leukemia protocol; acute lupus pericarditis; alkaline phosphatase; alveolar proteinosis; anter... |
| APE | acetone powder extract; acute polioencephalitis; acute psychotic episode; airway pressure excursion;... |
| ARD | absolute reaction of degeneration; acute radiation disease; acute respiratory disease; adult respira... |
| ARN | acute renal necrosis; acute retinal necrosis; arcuate nucleus; Association of Rehabilitation Nurses |