| PUVA | psoralen ultraviolet A-range |
|---|---|
| RGD | range-gated Doppler |
| RM | radical mastectomy; random migration; radon monitor; range of movement; red marrow; reference materi... |
| SIQR | semi-interquartile range |
| SR | sarcoplasmic reticulum; saturation recovery; scanning radiometer; screen; secretion rate; sedimentat... |