| AOO | anodal opening odor; atrial asynchronous (competitive, fixed-rate) [pacemaker] |
|---|---|
| APIVR | artificial pacemaker-induced ventricular rhythm |
| DDD | AV universal [pacemaker]; defined daily dose; degenerative disc disease; dehydroxydinaphthyl disulfi... |
| MP | macrophage; matrix protein; mean pressure; melphalan and prednisone; melting point; membrane potenti... |
| ORPM | orthorhythmic pacemaker |