| AANPI | American Association of Nurses Practicing Independently |
|---|---|
| AAOHN | American Association of Occupational Health Nurses |
| ABOHN | American Board for Occupational Health Nurses |
| ANA | acetylneuraminic acid; American Narcolepsy Association; American Neurological Association; American ... |
| ANF | alpha-naphthoflavone; American Nurses' Foundation; antineuritic factor; antinuclear factor; atrial n... |