| AR | absolute risk; accounts receivable; achievement ratio; actinic reticuloid [syndrome]; active resista... |
|---|---|
| ARD | absolute reaction of degeneration; acute radiation disease; acute respiratory disease; adult respira... |
| BENAR | blood eosinophilic non-allergic rhinitis |
| BREASTS | bronchopulmonary aspergillosis, radiotherapy, extrinsic allergic alveolitis, ankylosing spondylitis,... |
| EAA | electroacupuncture analgesia; Epilepsy Association of America; essential amino acid; excitatory amin... |