| APD | action potential duration; acute polycystic disease; advanced physical diagnosis; anteroposterior di... |
|---|---|
| APE | acetone powder extract; acute polioencephalitis; acute psychotic episode; airway pressure excursion;... |
| APM | Academy of Parapsychology and Medicine; Academy of Physical Medicine; Academy of Psychosomatic Medic... |
| APMR | Association for Physical and Mental Retardation |
| APTA | American Physical Therapy Association |