| PAC | papular acrodermatitis of childhood; parent-adult-child; pericarditis-arthropathy-camptodactyly [syn... |
|---|---|
| ASIA | American Spinal Injury Association |
| POP | diphosphate group; pain on palpation; paroxypropione; persistent occipitoposterior [fetal position];... |
| Pop | popliteal; population |
| PAC | Premature Atrial Contraction |