| POI | Personal Orientation Inventory |
|---|---|
| PPMS | Performax's Personal Matrix System |
| PPS | Personal Preference Scale; physician, patient and society [course]; polyvalent pneumococcal polysacc... |
| PRQ | personal resources questionnaire |
| SPI | Self-Perception Inventory; serum precipitable iodine; serum protein index; Shipley Personal Inventor... |