| PO | by mouth, orally [Lat. per os]; parieto-occipital; parietal operculum; period of onset; perioperativ... |
|---|---|
| PRP | physiologic rest position; pityriasis rubra pilaris; platelet-rich plasma; polyribosyl ribitol phosp... |
| REMP | roentgen-equivalent-man period |
| RVPEP | right ventricular pre-ejection period |
| SEP | self-evaluation process; sensory-evoked potential; septum; somatosensory evoked potential; sperm ent... |