| PHE | periodic health examination; phenylephrine |
|---|---|
| PI | first meiotic prophase; isoelectric point; pacing impulse; package insert; pancreatic insufficiency;... |
| PME | periodic monitoring examination; phosphomonoester; polymorphonuclear eosinophil; progressive myoclon... |
| POE | pediatric orthopedic examination; physician order entry; point of entry; polyoxyethylene; postoperat... |
| P&R | pelvic and rectal [examination]; pulse and respiration |