| radiol | radiology |
|---|---|
| RD | radial deviation; radiology department; rate difference; Raynaud disease; reaction of degeneration; ... |
| RDOG | radiology diagnostic oncology group |
| RIS | radiology information system; rapid immunofluorescence staining; resonance ionization spectroscopy |
| RWS | radiology work station; ragweed sensitivity |
| MSO | management service organization |
|---|---|
| OMB | of Management and Budget |
| OPM | of Personnel Management |