| PES | Patient Escort Service; photoelectron spectroscopy; physicians' equity services; polyethylene sulfon... |
|---|---|
| PSS | painful shoulder syndrome; physiologic saline solution; porcine stress syndrome; primary Sjogren syn... |
| RHS | Ramsay Hunt syndrome; Rapp-Hodgkin syndrome; reciprocal hindlimb-scratching [syndrome]; right hand s... |
| RMS | rectal morphine sulfate [suppository]; red man syndrome; repetitive motion syndrome; respiratory mus... |
| RTS | real time scan; Rett syndrome; revised trauma score; right toestrike; Rothmund-Thomson syndrome; Rub... |