| PQRST | provocative and palliative factors, quality of pain, radiation of pain, severity of pain, timing of ... |
|---|---|
| RES | Reticulo-Endothelial System |
| ol | res oleoresin |
| RES | radionuclide esophageal scintigraphy; reticuloendothelial system |
| res | research; resection; resident; residue; resistance |