| AMPA | alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionate; American Medical Publishers Association |
|---|---|
| AMRA | American Medical Record Association |
| AMS | ablepharon-microstomia syndrome; acute mountain sickness; adenosylmethionine synthetase; aggravated ... |
| AOMA | American Occupational Medical Association |
| ARAMIS | American Rheumatism Association Medical Information System |