| EPM | electron probe microanalysis; electrophoretic mobility; energy-protein malnutrition |
|---|---|
| EPXMA | electron probe x-ray microanalyzer |
| HPU | heater probe unit |
| SPR | sepiapterin reductase; serial probe recognition; specific pathogen free; Society for Pediatric Radio... |
| SSO | sequence-specific oligonucleotide [probe]; Society of Surgical Oncology; special sense organ |