| PQ | paraquat; parent questionnaire; permeability quotient; physician's questionnaire; plastoquinone; pronator quadratus; pyrimethamine-quinine |
|---|---|
| PQOL | Perceived Quality of Life [scale] |
| PQRST | provocative and palliative factors, quality of pain, radiation of pain, severity of pain, timing of pain [pain characteristics in low back pain syndrome] |