| NQR | nuclear quadruple resonance |
|---|---|
| PMR | patient meta-record; perinatal mortality rate; periodic medical review; physical medicine and rehabi... |
| POMP | phase-offset multiplanar [pulse sequence in magnetic resonance imaging]; principal outer material pr... |
| RIMS | resonance ionization mass spectrometry |
| RIS | radiology information system; rapid immunofluorescence staining; resonance ionization spectroscopy |