| AAHA | American Academy of Hospital Attorneys; American Association of Homes for the Aging |
|---|---|
| AAHD | American Association of Hospital Dentists |
| ACHA | American College of Hospital Administrators |
| ACOHA | American College of Osteopathic Hospital Administrators |
| AH | abdominal hysterectomy; absorptive hypercalciuria; accidental hypothermia; acetohexamide; acid hydro... |