| POR | patient-oriented research; physician of record; postocclusive oscillatory response; prevalence odds ... |
|---|---|
| POS | periosteal osteosarcoma; physician order set; point of service; polycystic ovary syndrome; psychoorg... |
| PPM | permanent pacemaker; phosphopentomutase; physician practice management; pigmented pupillary membrane... |
| PPRC | Physician Payment Review Commission |
| PPS | Personal Preference Scale; physician, patient and society [course]; polyvalent pneumococcal polysacc... |