| ADDS | American Digestive Disease Society |
|---|---|
| AFS | acquired or adult Fanconi syndrome; alternative financing system; American Fertility Society; antifi... |
| AGOS | American Gynecological and Obstetrical Society |
| AGS | adrenogenital syndrome; Alagille syndrome; American Geriatrics Society; audiogenic seizures |
| ALROS | American Laryngological, Rhinological, and Otological Society |